Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9707138 | Gear-shifting system for manually propelled wheelchairs | Elizabeth T. Hsiao-Wecksler | 2017-07-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9707138 | Gear-shifting system for manually propelled wheelchairs | Elizabeth T. Hsiao-Wecksler | 2017-07-18 |