Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497456 | Wheelchair pushrim | Christopher J. Willems, Mark Baldwin, Rory A. Cooper | 2009-03-03 |
| 6276705 | Wheelchair hand rim | Mark Baldwin, Rory A. Cooper, Al Vangura, Jr., James F. Ster, Jr. | 2001-08-21 |