Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8206069 | ATV/motorcycle lockdown apparatus | Glen M. Sawyer | 2012-06-26 |
| 5070745 | Asymmetrical differential drive | Robert J. Holan | 1991-12-10 |
| 4815338 | Single gear-pair vehicle differential | Robert J. Holan | 1989-03-28 |
| 4637276 | Single gear-pair vehicle differential | Robert J. Holan | 1987-01-20 |