Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9382896 | Electrical generating device | — | 2016-07-05 |
| 5173338 | Lead frame workholder and transport apparatus and method | Roy E. Booth, Max Havenhill | 1992-12-22 |
| 4834207 | Vehicle theft-prevention system | Max Havenhill, Larry W. Nichter | 1989-05-30 |
| 4513856 | Stick transport apparatus | Thomas F. Lowrance | 1985-04-30 |
| 4473180 | Automatic feeding apparatus | Thomas F. Lowrance | 1984-09-25 |