Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835761 | Planar optical waveguide circuit | Osamu Moriwaki, Takashi Go, Manabu Oguma, Yuichiro Ikuma | 2023-12-05 |
| 11740491 | Optical module and manufacturing method thereof | Ai Yanagihara, Takashi Go, Keita Yamaguchi | 2023-08-29 |
| 11656405 | Optical multi/demultiplexing circuit | Manabu Oguma, Osamu Moriwaki | 2023-05-23 |
| 11635641 | Planar-lightwave-type optical device | Ai Yanagihara, Ryoichi Kasahara, Kazunori Seno, Yuko Kawajiri | 2023-04-25 |