Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331931 | Gain control systems | — | 1982-05-25 |
| 4316060 | Equalizing system | Leslie B. Tyler | 1982-02-16 |
| D262760 | Beverage container holder attachment for a hot tub | Ellen Newton, Frederick E. Stansberry | 1982-01-26 |