Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931310 | Pipe coupler | — | 2011-04-26 |
| 5900679 | System and apparatus for controlling rear indicator lights on a vehicle | William E. Sheehan | 1999-05-04 |
| 5767589 | Lighting control circuit for vehicle brake light/tail light/indicator light assembly | William E. Sheehan | 1998-06-16 |
| 4238028 | Flight conveyor | — | 1980-12-09 |