Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12068421 | Light reception element and light shielding structure for optical circuit | Keiichi Morita, Atsushi Murasawa, Yusuke Nasu | 2024-08-20 |
| 10310159 | Optical waveguide device | Shigeo Nagashima, Yoshiteru Jinnouchi, Takashi Nakayama, Ikuo Ogawa, Yusuke Nasu +1 more | 2019-06-04 |