Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10780011 | Finger joint rehabilitation exercise aid part | Keqiang Yang, Keijiron Yamamoto | 2020-09-22 |
| 10772784 | Corrugated tube | Keqiang Yang, Keijiron Yamamoto | 2020-09-15 |
| 10751244 | Finger joint rehabilitation device | Keqiang Yang, Keijiron Yamamoto | 2020-08-25 |