Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11908629 | Electret sheet and piezoelectric sensor | Tetsuhiro KATO, Nobuto Kamiya, Yuuta Katsurayama, Ryousuke Takahashi | 2024-02-20 |
| 11688563 | Electret sheet | Tetsuhiro KATO, Nobuto Kamiya, Masahiro Tsuchiya, Yuuta Katsurayama | 2023-06-27 |
| 11024463 | Electret sheet | Tetsuhiro KATO, Nobuto Kamiya, Masahiro Tsuchiya, Yuuta Katsurayama | 2021-06-01 |
| 10978252 | Electret sheet | Tetsuhiro KATO, Nobuto Kamiya, Masahiro Tsuchiya, Yuuta Katsurayama | 2021-04-13 |
| 10509114 | Photodetection device with synchronous and non-synchronous light detection for reducing noise and electronic apparatus | Takuma Hiramatsu | 2019-12-17 |
| 9772404 | Optical sensor and electronic device | — | 2017-09-26 |
| 9618609 | Optical sensor and electronic device | Takayuki Shimizu | 2017-04-11 |
| 8664580 | Optical sensor and electronic equipment | Kohei Yasukawa, Norikazu Okada | 2014-03-04 |
| 8040267 | Decoder device and movement controller | Norikazu Okada | 2011-10-18 |
| 7321530 | Decoder circuit, and photo-detecting amplifier circuit and optical pickup including the decoder circuit for disk recording/reproducing apparatus | Katsuyuki Kawamura | 2008-01-22 |