Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11833089 | Sit-to-stand wheelchair | — | 2023-12-05 |
| 11173084 | Sit-to-stand wheelchair | — | 2021-11-16 |
| 8973997 | Seat structure with sit-to-stand feature | Daniel T. Green, Susan E. Perry | 2015-03-10 |
| 4596232 | Fireplace insert apparatus | — | 1986-06-24 |