Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688825 | Seat belt retractor mechanism | Thomas P. Arbogast, Robert A. Hair | 1987-08-25 |
| 4654646 | Modular liquid level sensor having integral electronics | — | 1987-03-31 |
| 4591839 | System for detecting low liquid level and probe therefor | Richard D. Zerod | 1986-05-27 |
| 4506258 | System for detecting low liquid level and probe therefor | Richard D. Zerod | 1985-03-19 |
| 4497205 | Method and apparatus for automatically sensing the level of a liquid in a reservoir | Gary B. Zulauf | 1985-02-05 |
| 4431884 | Snap action switch | Dennis P. Flumignan, Gary B. Zulauf | 1984-02-14 |