Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12068421 | Light reception element and light shielding structure for optical circuit | Keiichi Morita, Hiroki Kawashiri, Yusuke Nasu | 2024-08-20 |
| 9036958 | Optical component | Motohaya Ishii, Naoki Ooba, Kazunori Seno, Yoshiyuki Doi, Ken Tsuzuki +5 more | 2015-05-19 |
| 8721191 | Optical component | Motohaya Ishii, Takashi Yamada, Yoshiyuki Doi, Takashi Saida, Ken Tsuzuki +8 more | 2014-05-13 |
| 8625943 | Waveguide device and module | Shunichi Soma, Takashi Goh, Yasuaki Hashizume, Masahiro Yanagisawa, Takanori Ishikawa +2 more | 2014-01-07 |