Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364048 | Independent suspension and drive arrangement and vehicles incorporating same | — | 2002-04-02 |
| 6119800 | Direct current electric vehicle drive | — | 2000-09-19 |
| 5984819 | Belt drive differential | — | 1999-11-16 |
| 5950751 | Electrically-powered vehicle with swivel seat | — | 1999-09-14 |
| 4595387 | V-belt | John P. Frazier, Gerhard D. Nichols | 1986-06-17 |
| 4579547 | V-belt | John P. Frazier | 1986-04-01 |
| 4218932 | Belt sprocket wheel | — | 1980-08-26 |