Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994393 | Rotary impact tool | Tomomasa Nishikawa, Tatsuya Ito, Takahiro Hirai, Yang Li | 2021-05-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994393 | Rotary impact tool | Tomomasa Nishikawa, Tatsuya Ito, Takahiro Hirai, Yang Li | 2021-05-04 |