Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11644632 | Method for manufacturing optical device | Kenichi Ohmori, Norihiro Ishikura | 2023-05-09 |
| 10298115 | Semiconductor device | — | 2019-05-21 |
| 10215913 | Multicore fiber | Yusuke Sasaki, Kunimasa Saitoh, Takeshi Fujisawa | 2019-02-26 |
| 10094972 | Multicore fiber | Yusuke Sasaki, Kunimasa Saitoh, Takeshi Fujisawa | 2018-10-09 |
| D827590 | Power semiconductor device | Yukimasa Hayashida, Shinichi Iura, Daisuke Oya, Kenji Hatori, Yasuhiro Sakai +2 more | 2018-09-04 |
| 9817294 | Optical modulation device | Kazuhiro Goi, Hiroki Ishihara, Kensuke Ogawa, Kenji Oda, Hiroyuki Kusaka +1 more | 2017-11-14 |
| D798832 | Power semiconductor device | Yukimasa Hayashida, Shinichi Iura, Daisuke Oya, Kenji Hatori, Yasuhiro Sakai +2 more | 2017-10-03 |
| 9709729 | Multicore fiber with different-mode interaction section | Yusuke Sasaki, Katsuhiro Takenaga, Kunimasa Saitoh | 2017-07-18 |
| D790491 | Power semiconductor device | Yukimasa Hayashida, Shinichi Iura, Daisuke Oya, Kenji Hatori, Yasuhiro Sakai +2 more | 2017-06-27 |
| 9503072 | Semiconductor switching device | Shota Saito | 2016-11-22 |
| 9477035 | Optical device | Katsuhiro Takenaga, Kunimasa Saitoh | 2016-10-25 |
| 9435943 | Optical device | Katsuhiro Takenaga, Kunimasa Saitoh | 2016-09-06 |
| 9069116 | Fan-in/fan-out device for multicore fiber | Koji Omichi, Katsuhiro Takenaga, Kunimasa Saitoh | 2015-06-30 |
| 8742474 | Power semiconductor device having an active region and an electric field reduction region | Yoshiaki Hisamoto, Atsushi Narazaki | 2014-06-03 |
| 8643146 | Semiconductor device | — | 2014-02-04 |
| 8362829 | Semiconductor device | — | 2013-01-29 |