Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948249 | Headlight aiming and light pattern testing apparatus and method | John Jay Humbard | 1990-08-14 |
| 4842524 | Trailer light connection systems | P. David Tan | 1989-06-27 |
| 4719660 | Ice scraper | — | 1988-01-19 |
| 4542592 | Wheeled vehicle leveling device and method | — | 1985-09-24 |
| 4464804 | Handheld sweeper | — | 1984-08-14 |