Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11196232 | Modulation doped semiconductor laser and manufacturing method therefor | Atsushi Nakamura, Yuji SEKINO | 2021-12-07 |
| 11112571 | Optical subassembly | Yuji SEKINO, Akira Nakanishi | 2021-09-07 |
| 11081858 | Optical transmitter module, optical module, optical transmission equipment and method of manufacturing thereof | Shunya YAMAUCHI, Yoshihiro Nakai, Masahiro EBISU | 2021-08-03 |
| 11073449 | Smear preparing apparatus and smear preparing method | Noriyuki Nakanishi, Mitsuo Yamasaki, Seiya Shinabe, Tetsuya Oda, Saki Kondo | 2021-07-27 |