Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915237 | Comprehensive container inspection system | Roger Chang, Donald Darling, Jaime Periera, Mark Filipowski, Trent Francis +4 more | 1990-04-10 |
| 4914289 | Article inspection system for analyzing end and adjacent sides | Cap V. Nguyen, Eric Torr Espenhahn, Dale Kline, Roger Chang | 1990-04-03 |
| 4691231 | Bottle inspection system | Eric Torr Espenhahn, Jamie Pereira | 1987-09-01 |