Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5860530 | Container with a corner latch closure | Kenneth James Simmons, Richard Alan Cummings, Phillip S. Baker | 1999-01-19 |
| 5693388 | Hinged lid latching mechanism | Glenn C. Castner, Keith A. Messinger | 1997-12-02 |
| 5595769 | Hinged lid latching mechanism | Glenn C. Castner, Keith A. Messinger | 1997-01-21 |
| 5474728 | Process for making a trapezoidally-shaped opening in a thermoformed sheet material | Glenn C. Castner, Keith A. Messinger | 1995-12-12 |
| D353327 | Hinged lid container with releasable locking means | Glenn C. Castner | 1994-12-13 |