| Date | Description |
|---|---|
| 2017-07-09 | update person_description John M. Kocol => John M. Kocol |
| 2017-03-21 | update person_title John M. Kocol: CEO; Founder => CEO; Founder; Inventor of Portable Karrick |
| 2016-11-25 | update person_description John M. Kocol => John M. Kocol |
| 2014-05-04 | update person_description John M. Kocol => John M. Kocol |