Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11563302 | Heater-integrated ridge type optical semiconductor optical device | Akira Nakanishi, Takayuki Nakajima, Yuji SEKINO | 2023-01-24 |
| 10771161 | Optical transmission module | Atsushi Nakamura, Shunya YAMAUCHI, Yoriyoshi Yamaguchi, Nozomu Yasuhara, Yoshihiro Nakai +3 more | 2020-09-08 |
| 10700489 | Optical semiconductor device, optical transmitter module, optical module, and optical transmission equipment, and method for manufacturing thereof | Akira Nakanishi, Takayuki Nakajima | 2020-06-30 |
| 9806821 | Optical signal generator | Atsushi Nakamura, Shunya YAMAUCHI, Yoriyoshi Yamaguchi, Nozomu Yasuhara, Takayoshi Fukui +1 more | 2017-10-31 |
| 9726914 | Optical signal generator | Atsushi Nakamura, Shunya YAMAUCHI, Takayoshi Fukui, Nozomu Yasuhara | 2017-08-08 |
| 7733929 | Wavelength tunable optical transmitter and optical transceiver | Kazuhiko Naoe, Kazuhise Uomi, Masanobu Okayasu | 2010-06-08 |
| 7605402 | Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver | Kazuhiko Naoe, Masataka Shirai, Hideo Arimoto, Satoshi Tada | 2009-10-20 |
| 7593445 | Semiconductor optical device and optical transmission module | Kazuhiko Naoe | 2009-09-22 |
| 7130100 | Optical module | Osamu Kagaya, Kazuhiko Naoe | 2006-10-31 |
| 7030418 | Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver | Kazuhiko Naoe, Masataka Shirai, Hideo Arimoto, Satoshi Tada | 2006-04-18 |