Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4296718 | Diesel engine shutdown control system | Mark Hoffman | 1981-10-27 |
| 4252090 | Mechanical engine governor with pressure responsive minimum droop limiting speed control | — | 1981-02-24 |