Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11738712 | Seat belt attachment/detachment detection switch | Takahide Kawanishi | 2023-08-29 |
| 11654861 | Seat belt fastened/unfastened state detection switch | — | 2023-05-23 |
| 9616847 | On/off detecting buckle switch | Hirofumi Koizumi, Takashi Ishibashi | 2017-04-11 |
| 9266499 | On/off detecting buckle switch | Hirofumi Koizumi, Takashi Ishibashi | 2016-02-23 |
| 8952279 | Slide switch | Satoshi Yamanaka, Hirofumi Koizumi | 2015-02-10 |
| 8952283 | Slide switch | Satoshi Yamanaka, Hirofumi Koizumi | 2015-02-10 |
| 8921723 | Slide switch | Satoshi Yamanaka, Hirofumi Koizumi | 2014-12-30 |