Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626107 | Valve systems for internal combustion piston engines | — | 1997-05-06 |
| 4820953 | Rate of ascent monitor using piezoelectric transducer | Malcolm Saubolle, Stanley Livshitz | 1989-04-11 |