Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443268 | Braking system for a wheelchair | William Dearth | 2002-09-03 |
| D319041 | Delta rotor wing aircraft | — | 1991-08-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443268 | Braking system for a wheelchair | William Dearth | 2002-09-03 |
| D319041 | Delta rotor wing aircraft | — | 1991-08-13 |