Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11071676 | Collapsible wheeled walker with stability enhancing bracket apparatus and method | Peter James Fellingham, Yichuan Pan, Haibin WU | 2021-07-27 |
| D902791 | Wheeled walker | Peter James Fellingham, Yichuan Pan | 2020-11-24 |
| D874351 | Wheeled walker | Peter James Fellingham, Zelin Zhang, Yichuan Pan | 2020-02-04 |
| 10434031 | Wheeled walker with a moveable seat | Yichuan Pan, Peter James Fellingham, Zelin Zhang, David Petersen | 2019-10-08 |
| 10307321 | Wheeled walker with a movable seat | Yichuan Pan, Peter James Fellingham, Zelin Zhang, David Petersen | 2019-06-04 |