Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887685 | Steerable motorized three-wheeled vehicles for use by the handicapped and others desiring assistance | Melvin E. Shepard | 1989-12-19 |
| D303101 | Electrically powered three-wheeled vehicle for the handicapped and others desiring assistance | Melvin E. Shepard | 1989-08-29 |
| 4846295 | Steerable motorized three-wheeled vehicles for use by the handicapped and others desiring assistance | Melvin E. Shepard | 1989-07-11 |