Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994394 | Tightening tool | Yoshiyuki Yamaguchi, Yoshiharu Matsumoto | 2021-05-04 |
| 10788620 | Light emitting device, display apparatus, and substrate | Masashi Yokota | 2020-09-29 |
| 10525573 | Tightening operation analysis apparatus, tightening operation analysis system, tightening operation analysis program, tightening operation analysis method, and tightening tool | Yoshiyuki Yamaguchi, Yoshiharu Matsumoto | 2020-01-07 |