Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5751134 | Gas gauging system and method for monitoring battery capacity for battery powered electronic devices | Kam Quan, Frank R. Smith | 1998-05-12 |
| 5173999 | Holder for closed end wrenches or similar articles | Stephen G. Welk | 1992-12-29 |