Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097353 | Power tool | Chen-Chen Cheng, Yung-Chiang Chen | 2021-08-24 |
| 10953525 | Power wrench | Chen-Chen Cheng, Ying-Chih Wang | 2021-03-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11097353 | Power tool | Chen-Chen Cheng, Yung-Chiang Chen | 2021-08-24 |
| 10953525 | Power wrench | Chen-Chen Cheng, Ying-Chih Wang | 2021-03-23 |