INVOKE - Key Persons


Adam C. Ellsworth

Job Titles:
  • PATENT / IP ATTORNEY

Aroon Karuna

Job Titles:
  • PATENT ATTORNEY
Drawing on over fifteen years of patent experience, Mr. Karuna crafts IP strategies and builds patent portfolios for a variety of established tech companies and startups at all stages. His clients have included Salesforce, Zoom, and Coinbase. He has also served as in-house Intellectual Property Counsel at GE Healthcare and Wolfram Research. In his career, Mr. Karuna has prepared and prosecuted patent applications covering a broad range of computer-related areas, including web technologies, blockchain, cryptocurrency, artificial intelligence and machine learning, large language models, cryptography, quantum computing, fintech, autonomous vehicles, robotics, database management, customer relationship management systems, medical devices, streaming media, video communication platforms, social networking, computer networks, user interfaces, virtual and augmented reality, and digital security. Mr. Karuna earned his Juris Doctorate from the University of Illinois College of Law in 2007, where he was a member of the Law Review. He earned a B.S. in Computer Science from the Illinois Institute of Technology in 2004.

Caroline J. Swindell

Job Titles:
  • PATENT ATTORNEY
Ms. Swindell concentrates her practice on drafting and prosecuting patents in the field of computer software. She has broad expertise drafting and prosecuting patents in the fields of audio processing on mobile devices, social networking, internet commerce, computer gaming, office and business productivity, teleconferencing, computer-aided design, mathematical modeling, video analytics, and distance learning applications. Ms. Swindell also has experience in the fields of electrosurgical devices, liquid cooling systems, and prosthetic devices.

Charlie Shonkwiler

Job Titles:
  • PATENT ATTORNEY
Mr. Shonkwiler has over a decade of experience in intellectual property law with a focus on drafting and prosecuting patent applications and supporting global patent portfolio development projects in collaboration with inventors and in-house patent counsel for Fortune 100 companies as well as start-up company founders. His experience as a patent attorney covers technologies including laser additive manufacturing systems, aeronautical gas turbine engines, combustion systems, aerospace materials, electro-mechanical devices, optics, acoustics, lidar, chemical engineering, augmented reality, voice recognition, software, control systems, machine learning, and process automation. Prior to his career as a patent attorney, Mr. Shonkwiler was a process engineer at a manufacturing facility for a Fortune 500 company, where he worked on process improvements, capital projects, and process control systems. Mr. Shonkwiler earned his Juris Doctorate and Masters in Business Administration degrees from the University of Oregon in 2009 and his B.S. from the University of Washington in 2002.

Jonathan A. Tyler

Job Titles:
  • PATENT ATTORNEY
Mr. Tyler has over twenty years of experience in patent prosecution, and has obtained hundreds of patents for a variety of clients including large technology companies as well as smaller companies and tech startups. His areas of specialization include electrical and computer-related areas such as computer software, computer networks, internet commerce, cloud services, wireless networks, optical networks, data storage, signal processing, sensors, electromechanical devices, mechanical devices, and medical devices. Mr. Tyler concentrates his practice in preparing and prosecuting complex patent applications. He is equally adept at working with company executives and in-house counsel at managing and building the patent portfolio. Mr. Tyler earned his Juris Doctor from New York University in 1994. He also has an M.A. in International Relations from Columbia University and a B.A. in Physics from Dartmouth College.

Jonathan S.S. Howell

Job Titles:
  • PATENT ATTORNEY
Mr. Howell is an experienced patent attorney who has overseen many patent applications from disclosure to issuance for numerous fortune 500 companies, including multiple top 15 software companies. Mr. Howell's experience covers computer arts including generative artificial intelligence, machine learning, model inferencing, training, and fine-tuning, retrieval augmented generation, deep learning frameworks, neural networks, data storage, data deduplication, virtualization, container-as-a-service, blockchain, smart contract, AR/VR, optical character recognition, cloud infrastructure, and data streaming. Mr. Howell also has experience in mechanical arts in fields such as materials science, unmanned aerial vehicles, ophthalmological devices, manufacturing processes, microwave susceptors, metallurgy, and other technologies. Mr. Howell earned his Juris Doctorate in 2013 from the Washington & Lee University School of Law. Mr. Howell earned his Bachelor of Science in Computer Science, magna cum laude, from Auburn University. Mr. Howell earned his Bachelor of Arts in Philosophy, with minors in Mathematics and Physics from Case Western Reserve University.

Joseph P. O'Malley

Job Titles:
  • PATENT ATTORNEY
Mr. O'Malley's practice primarily focuses on drafting and prosecuting utility patents. He has extensive experience in a variety of Electrical and Software areas including networking, cloud computing systems, 3GPP telecommunications and other digital communication technologies, enterprise infrastructure software, analog and digital integrated circuits, computer hardware diagnostics, RFIDs, consumer electronics, hard disk drives, medical devices, reconfigurable logic, embedded systems, semiconductor processing, and optical technologies. Mr. O'Malley earned his Juris Doctorate, cum laude, from the Boston University Law School in 1991. During law school, he was honored as a Paul J. Liacos Distinguished Scholar. Mr. O'Malley earned his B.S. in Electrical Engineering and Computer Science in 1986 from Johns Hopkins University. Before attending law school, Mr. O'Malley worked as a software engineer at Westinghouse.

Justin J. Ripley

Job Titles:
  • PATENT ATTORNEY
Mr. Ripley is a registered patent attorney with nearly two decades of experience advising clients on all aspects of Intellectual Property. Mr. Ripley has served clients ranging from individual inventors to Fortune 500 companies. Mr. Ripley takes time to understand his clients' intellectual property assets and provide strategic advice on how best to protect these assets. Mr. Ripley has extensive experience in assisting clients in, preparing opinions of clearance, non-infringement, and invalidity, conducting due diligence investigations, mining patents, and managing their intellectual property portfolios. Mr. Ripley currently concentrates his practices on patent drafting and patent prosecution in the computer and medical technologies, including machine learning, information technology, electronic medical record management, and patient care applications. Mr. Ripley earned his Juris Doctorate at the University of New Hampshire School of Law, then known as Pierce Law Center, in Concord, New Hampshire in 2005. During law school, Mr. Ripley focused on Intellectual Property coursework and served as a teaching assistant for a Patent Prosecution course targeting claim drafting skills. Mr. Ripley earned his B.S. in Biomedical Engineering from Worcester Polytechnic Institute (WPI) in Worcester, MA in 1999.

Kenton Mullins

Job Titles:
  • PATENT ATTORNEY
Mr. Mullins is a registered patent attorney with three decades of patent-related strategic counseling, prosecution, licensing, opinion writing, portfolio analysis, trade-secret, and due-diligence experience. He has secured patent protection for hundreds of electrical and medical technology inventions, authored publications on patent-practice and other intellectual property (IP), been engaged as a guest speaker, lectured on technical and legal patent topics, chaired professional committees, and served as a community judge. Mr. Mullins currently concentrates his practice on patent prosecution in the electrical and medical technologies. His focus typically relates to innovations relating to computers, networks, telecommunications, medical devices, user interfaces, data security, virus detection, virtual and augmented reality, power networks, sensors, mobile navigation systems, semiconductors, and analog/digital circuits. Prior to becoming an IP attorney, Mr. Mullins was an Examiner at the United States Patent and Trademark Office. During his tenure, Mr. Mullins examined patent applications in technologies related to dynamic information storage and retrieval. Furthermore, Mr. Mullins served as Floor Representative for the Patent Office Professional Association (POPA). Mr. Mullins earned his Juris Doctorate degree from the Santa Clara University School of Law in 1994 with a High Tech Law emphasis, while serving on the Santa Clara Law Review. He earned his B.S. degree in Electrical Engineering from the University of Houston in 1990.

Michael C. Brandt

Job Titles:
  • PRINCIPAL / PATENT ATTORNEY
Mr. Brandt concentrates his practice on drafting and prosecuting patents in the computer software and hardware fields. His sub-specialties include telecommunications, enterprise software, electrical systems, business methods, speech recognition and signal analysis, networking protocols, cryptography, consumer electronics, embedded systems, database models and e-commerce. Mr. Brandt also assists clients in the preparation of opinions of clearance, non-infringement, and invalidity. Mr. Brandt has authored and published Compulsory Licenses in the Aftermath of eBay Inc. v. MercExchange, L.L.C.: The Courts' Authority to Impose Prospective Compensatory Relief for Patent Infringement, 17 Fed. Cir. B.J. 699 (2008). Mr. Brandt earned his Juris Doctorate, cum laude from the George Mason University. During law school, Mr. Brandt served as the Notes Director for the Federal Circuit Bar Journal. Mr. Brandt was also a member of both the J. Reuben Clark Law Society and the BYU Management Society. Prior to law school, Mr. Brandt worked as a web developer, software engineer, and technical editor. Mr. Brandt earned his B.S. degree in Computer Engineering, with a minor in Mathematics from the Brigham Young University. At Brigham Young University, Mr. Brandt was selected as a Finalist in the IEEE Student Paper Contest.

Mr. Varun A. Shah

Job Titles:
  • PRINCIPAL
Invoke was founded by Mr. Varun A. Shah, a highly experienced Intellectual Property attorney practicing in Silicon Valley. Mr. Shah has served clients ranging from start-ups to Fortune 100 tech companies including Oracle, Dolby, Thermo Fisher Scientific, Cisco, Netflix, TiVo, Fanvana, Yahoo!, Intuit, Condusiv Technologies, Improvised Electronics, Schlumberger, and Sun Microsystems (prior to Oracle acquisition). Formerly, Mr. Shah served in-house as the Global Head of Intellectual Property development at Aruba Networks (acquired by HP for $3B). At Aruba Networks, Mr. Shah focused on IP strategy and built a patent program recognized by the Wall Street Journal: "...Aruba Networks Inc had the largest increase in [patent] rank, 22 spots to now rank 36th due to an increase in both patents and impact." Mr. Shah has been recognized by Super Lawyers as a top rated IP attorney in Northern California. Mr. Shah is often invited by his peers to speak at IP events worldwide.

Owen Bradley

Job Titles:
  • ASSOCIATE
  • ATTORNEY
Mr. Bradley's practice primarily focuses on drafting and prosecuting utility patents in the realm of computer software and hardware. He has experience dealing with disclosures involving cloud computing, computer-aided design, network security, business methods, mobile applications, process automation, and electrical power networks. Mr. Bradley also has experience in the fields of material analysis, heat transfer applications, and fluid dynamics. In addition to drafting and prosecuting utility patents, Mr. Bradley has a passion for other intellectual property regimes including design patents, trademarks and unfair competition law, copyright law, and trade secrets. In particular, Mr. Bradley is interested in how these regimes interact with one another, and how each can be leveraged to develop broad and robust protection for a client's complete intellectual property portfolio. Mr. Bradley earned his Juris Doctorate from the Chicago-Kent College of Law in 2023. During law school, he received CALI Awards for the highest grade in Software Patents, Design Law, and Legal Theory. During law school, he was also a Chicago IP Colloquium Fellow, an Articles Editor for the Chicago-Kent Journal of Intellectual Property, and a volunteer at the Chicago-Kent Patent Hub. Mr. Bradley earned his B.S. in Mechanical Engineering in 2020 from the University of Louisville.

Rackham H. Karlsson

Job Titles:
  • PRINCIPAL / PATENT ATTORNEY
Mr. Karlsson's practice focuses on patent preparation and prosecution in a variety of software-related technologies, including programming languages, artificial intelligence and machine learning, FinTech, search engines, security, cloud computing, data centers, medical devices, networking, workflow automation, user interfaces, social media, and various SaaS platforms. In addition to drafting and prosecuting patent applications, Mr. Karlsson works closely with clients to craft IP strategies that meet business objectives and maximize portfolio values, including delivery of invalidity and non-infringement opinions that allow clients to proceed confidently with new product development. Mr. Karlsson's technology industry experience includes work as a Software Engineer at Western Union Payment Services, where he designed and implemented back-end business logic, security features, and user interfaces for online bill payment systems. Mr. Karlsson also worked as a Systems Analyst at biotech company InterMune, Inc., where he researched, installed, tested, and supported software for the company's core business groups. Mr. Karlsson earned his Juris Doctorate from Harvard Law School. He earned a B.A. in Computer Science from Grinnell College.

Robert A. Cote

Job Titles:
  • Instructor
  • LINGUISTICS EXPERT
Dr. Cote consults with Invoke attorneys to improve the writing, readability, and quality of patent applications. For nearly 30 years, Dr. Cote has worked as a classroom instructor, teacher trainer, and administrator in high schools, community colleges, and universities around the world. He served as the Director of EFL at St. Louis University in Madrid, Spain, as well as Chair of the English department at the Higher Colleges of Technology in the United Arab Emirates. At the University of Arizona (UA), Tucson, he was Director of the Writing Skills Improvement Program from 2014 to 2020, leading writing workshops and editing theses, dissertations, journal articles, book chapters, and grant applications. Currently at UA, he serves as Director of the Center for English as a Second Language. He edited military Standard Operating Procedures (SOPs) for the Department of Defense, published various research articles and book reviews, and edited for Simon and Schuster, FedEx, LINGUIST list, and Arab World English Journal (associate editor). Dr. Cote is also an English Language Specialist for the U.S. Department of State, having led advanced academic and professional writing seminars, workshops, and courses for clients in eastern Europe and Latin America. Dr. Cote holds a B.S. in Meteorology with a minor in Mathematics, an M.S. in ESL, and a PhD in Applied Linguistics.

Rohan K. Gupta

Job Titles:
  • PATENT ATTORNEY
An experienced patent attorney, Mr. Gupta has secured and monetized Intellectual Property (IP) rights for multi-national corporations, large universities, small businesses, and individuals. Mr. Gupta's experience includes protecting innovations in a variety of technologies, such as artificial intelligence/machine learning, image/video processing including computer vision, medical devices, natural user interfaces for mobile and desktop devices, financial technologies and payment systems, virtualization and containerized applications, network management applications for enterprise/cloud computing services, cryptography and encryption schemes for secure computing applications, augmented reality/virtual reality systems, Internet security, operating system components, scientific instruments, wireless systems, and other cutting-edge technologies. Mr. Gupta is well versed in preparing legal opinions related to client products as well as claim charts analyzing competitor products for potential infringement. Mr. Gupta has analyzed IP issues involving Software Development Toolkits (SDKs) as well as technical standards. Having an understanding of complicated concepts in the computer science field allows Mr. Gupta to provide his clients with comprehensive guidance for their computer-implemented inventions. Mr. Gupta earned his JD in 2006 from the Franklin Pierce Law Center at the University of New Hampshire, a top-tier university for the study of Intellectual Property law and practice. He earned his B.S. in Computer Science in 2003 from Carnegie Mellon. While pursuing his B.S. at Carnegie Mellon, Mr. Gupta developed software in C++/Java for small businesses and research institutions. Furthermore, having a strong interest in cutting-edge technologies, Mr. Gupta pursued STEM courses and programs throughout his scholastic youth, including the American Invitational Mathematics Examination for the International Mathematics Olympiad, NJ Governor's School at Stockton University, and Waksman Institute Summer Experience (WISE) in Microbiology at Rutgers University.

Shane Lunceford

Mr. Lunceford is a registered patent attorney and an IAPP certified privacy professional. His intellectual property practice focuses on patent prosecution, trademark prosecution, non-infringement analysis, trademark clearance, copyright filing, IP-related licensing agreements, and trade secret management. Mr. Lunceford's privacy practice is focused on counseling related to compliance with U.S. and European privacy laws, with a particular emphasis on the California Consumer Privacy Act, the Gramm-Leach-Bliley Act, and state and federal data breach notification laws.

Steven Ashburn

Job Titles:
  • PATENT ATTORNEY
Mr. Ashburn has worked in the field of intellectual property law for over 20 years. He concentrates his practice on patent preparation, prosecution, opinions, patentability and opposition searches, and post-grant reviews. His experience primarily relates to technologies in the electrical arts, computers, software, and business methods. Example technologies include virtual reality, gaming, financial business methods, cloud services, artificial intelligence, medical devices, user interfaces, social networks, biometrics, data security, virus detection, cryptology, training systems, computer networks, electrical power networks, sensors, mobile navigation systems, analog/digital circuits, and semiconductors. Prior to becoming an intellectual property attorney, Mr. Ashburn was an Examiner at the United States Patent and Trademark Office for over 5 years. During his tenure, Mr. Ashburn examined patent applications in technologies related to electronic gaming, gambling, entertainment, and training systems. Additionally, Mr. Ashburn worked for over six years as an Electrical Engineer for a U.S. Navy laboratory that constructs flight simulators supporting the test and evaluation of aircraft and avionics. Mr. Ashburn earned his Juris Doctorate from American University in 2005. He earned a MBA from Florida Institute of Technology in 1999, and a B.S. in Electrical Engineering from University of Maryland, College Park in 1994.