Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731981 | Crankshaft impact protector | — | 1988-03-22 |
| 4691590 | Connecting rod design with voids | Vernon R. Kaufman | 1987-09-08 |
| 4682571 | Exhaust gas recirculation system for crankcase scavenged two cycle engine | Vernon R. Kaufman | 1987-07-28 |