Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10624207 | Touch sensor | Hirotoshi Watanabe, Shigeki Sato | 2020-04-14 |
| 8164015 | Movable contact unit and switch using the same | Naoki Tatehata, Yousuke Chikahisa, Koji Tanabe | 2012-04-24 |
| 8164014 | Light guiding sheet and movable contact body using the same | Naoki Tatehata, Hirotoshi Watanabe, Yousuke Chikahisa | 2012-04-24 |
| 8143541 | Movable contact assembly including light inlet having plural grooves, and switch using the same | Koji Tanabe, Yousuke Chikahisa | 2012-03-27 |
| 8097821 | Movable contact unit with light-guiding function and lighted panel switch using the same | Naoki Tatehata, Yousuke Chikahisa | 2012-01-17 |
| 8025435 | Light guide sheet and movable contact element using the same | Naoki Tatehata, Yousuke Chikahisa, Koji Tanabe | 2011-09-27 |
| 7946720 | Light guide sheet, movable contact structure using the light guide sheet, method of manufacturing the movable contact structure, and switch using the light guide sheet and the movable contact structure | Naoki Tatehata, Naoki Sera, Yousuke Chikahisa | 2011-05-24 |
| 7851717 | Light-guide sheet, movable contact unit and switch using the same | Naoki Tatehata, Yousuke Chikahisa, Koji Tanabe, Hirotoshi Watanabe | 2010-12-14 |