Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10840882 | Crystal unit and manufacturing method thereof | Koji Toshikawa, Hirokazu Iwata, Tetsuya Watanabe, Kazuhiro Hirota, Yoshiro TESHIMA | 2020-11-17 |
| 10819307 | Crystal unit and manufacturing method thereof | Yoshiharu Sato, Tetsuya Watanabe, Hirokazu Iwata | 2020-10-27 |
| 10771038 | Crystal unit | Koji Toshikawa, Hirokazu Iwata | 2020-09-08 |