Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7635164 | Therapeutic automated automatically controlled shifting wheelchair seat | Randal J. Marsden | 2009-12-22 |
| 7614699 | Automatically controlled therapeutically shifting wheelchair seat | Randal J. Marsden | 2009-11-10 |
| 6068280 | Self-leveling seat for a wheelchair | — | 2000-05-30 |