Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6674256 | Battery powered, joystick controlled folding wheelchair | Oong Choi, Henry Jones | 2004-01-06 |
| 6331013 | Lightweight motorized wheelchair | Oong Choi | 2001-12-18 |
| 6329771 | Lightweight motorized wheelchair | Oong Choi | 2001-12-11 |
| 6183002 | Lightweight motorized wheelchair | Oong Choi | 2001-02-06 |