Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7668692 | Method for weighing vehicles crossing a bridge | Frank B. Tatom | 2010-02-23 |
| 6925791 | Hand-operated gatherer | — | 2005-08-09 |
| 6854155 | Lobby dustpan | — | 2005-02-15 |
| 6692567 | Seismic weigh-in-motion system | Frank B. Tatom | 2004-02-17 |
| 4955625 | Swivel wheel wheelbarrow | — | 1990-09-11 |
| 4854601 | Swivel wheel wheelbarrow | — | 1989-08-08 |