Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255989 | Method and system for addressing locations based upon latitude and longitude positions | William H. Altman | 2001-07-03 |
| 5900734 | Low battery voltage detection and warning system | — | 1999-05-04 |
| 5236374 | Extension cord with multiple receptacles | Thomas Richard Leonard | 1993-08-17 |
| D332394 | Simulated container | Tom Leonard | 1993-01-12 |