Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10763052 | Contact member, contact member production method, and push-button switch member equipped with contact member | — | 2020-09-01 |
| 10403451 | Pushbutton switch member | Masayuki Ito, Satoru Kitazawa, Kenichi MIYAJIMA, Tadashi Hayashi | 2019-09-03 |
| 10373775 | Pushbutton switch member | Masayuki Ito, Satoru Kitazawa, Kenichi MIYAJIMA, Tadashi Hayashi | 2019-08-06 |