Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693388 | Hinged lid latching mechanism | Glenn C. Castner, Donald E. Rowe | 1997-12-02 |
| 5595769 | Hinged lid latching mechanism | Glenn C. Castner, Donald E. Rowe | 1997-01-21 |
| 5474728 | Process for making a trapezoidally-shaped opening in a thermoformed sheet material | Glenn C. Castner, Donald E. Rowe | 1995-12-12 |