Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11616494 | Semiconductor device | Satoshi KATOU | 2023-03-28 |
| 11075500 | Optical device having a substrate and a laser unit that emits light into the substrate | Koichiro Adachi, Misuzu Sagawa, Takanori Suzuki, Hiroyasu Sasaki | 2021-07-27 |
| 9857610 | Optical modulator and method for manufacturing same | Kazuki Tani, Takashi Takahama, Daisuke Ryuzaki, Yoshitaka Sasago | 2018-01-02 |
| 9244231 | Optical device having a substrate and a laser unit that emits light into the substrate | Koichiro Adachi, Misuzu Sagawa, Takanori Suzuki, Hiroyasu Sasaki | 2016-01-26 |
| 9217835 | Photoelectric conversion module and transmission apparatus using the same | Kazuo Ishiyama, Yasunobu Matsuoka, Norio Chujo, Yoshinori Sunaga, Kinya Yamazaki +1 more | 2015-12-22 |
| 9164349 | Optical semiconductor modulator device and optical module | Hiroaki Hayashi | 2015-10-20 |
| 9110315 | Optical device, modulator module, and method for manufacturing the optical device | Akira Nakanishi, Hiroaki Hayashi, Shigeki Makino, Kazunori Shinoda | 2015-08-18 |
| 8965153 | Optical semiconductor device and optical waveguide | Makoto Takahashi, Kazuhiko Hosomi, Toshihiko Fukamachi, Shigeki Makino, Yasunobu Matsuoka +1 more | 2015-02-24 |
| 8774571 | Optical device, optical module, and method for manufacturing optical device | Kazunori Shinoda, Shigeki Makino | 2014-07-08 |
| 8451872 | Wavelength tunable filter and wavelength tunable laser module | Masahiro Aoki | 2013-05-28 |
| 8179931 | Wavelength tunable filter and wavelength tunable laser module | Masahiro Aoki | 2012-05-15 |
| 8000359 | Laser device and controlling method therefor | Hiroyasu Sasaki | 2011-08-16 |
| 7970041 | Semiconductor laser apparatus | Masahiro Aoki | 2011-06-28 |
| 7816702 | Semiconductor device | Shinichi Saito, Masahiro Aoki, Hiroyuki Uchiyama, Noriyuki Sakuma, Jiro Yamamoto | 2010-10-19 |
| 7733933 | Wavelength tunable laser apparatus and wavelength control method | Kazuhiro Ito, Hiroyasu Sasaki | 2010-06-08 |
| 7653106 | Semiconductor laser apparatus and optical amplifier apparatus | — | 2010-01-26 |
| 7605402 | Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver | Noriko Sasada, Kazuhiko Naoe, Masataka Shirai, Satoshi Tada | 2009-10-20 |
| 7502403 | Semiconductor laser and optical module | Kazunori Shinoda, Koichiro Adachi | 2009-03-10 |
| 7457339 | Semiconductor laser apparatus | — | 2008-11-25 |
| 7242699 | Wavelength tunable semiconductor laser apparatus | — | 2007-07-10 |
| 7030418 | Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver | Noriko Sasada, Kazuhiko Naoe, Masataka Shirai, Satoshi Tada | 2006-04-18 |
| 6831767 | Traveling wave optical modular | Junji Shigeta, Masataka Shirai, Shinji Tsuji | 2004-12-14 |