Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930274 | Skylight frame and panel assembly | Peter A. Cummings | 1990-06-05 |
| 4495731 | Vehicle hatch mounting assembly | — | 1985-01-29 |
| D275520 | Portable toilet | George W. Harding | 1984-09-11 |
| 4446585 | Portable toilet | George W. Harding | 1984-05-08 |