Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11329450 | Electro-absorption optical modulator and manufacturing method thereof | Atsushi Nakamura, Kaoru Okamoto, Shigenori Hayakawa | 2022-05-10 |
| 10574033 | Arrayed semiconductor device, optical transmission module, optical module, and method for manufacturing thereof | Koichiro Adachi | 2020-02-25 |
| 10355454 | Optical semiconductor device, optical module, and method for manufacturing optical semiconductor device | Kouji Nakahara | 2019-07-16 |
| 10312665 | Optical semiconductor device, optical subassembly, and optical module | Kaoru Okamoto, Kouji Nakahara | 2019-06-04 |
| 9780529 | Semiconductor optical device and manufacturing method thereof | Shinji Sasaki | 2017-10-03 |
| 8891570 | Optical semiconductor device | Kouji Nakahara, Yuki WAKAYAMA, Kazunori Shinoda | 2014-11-18 |
| 8610105 | Semiconductor electroluminescent device with a multiple-quantum well layer formed therein | Toshihiko Fukamachi, Takashi Shiota, Nozomu Yasuhara, Atsushi Nakamura, Mitsuhiro Sawada | 2013-12-17 |
| 8270446 | Semiconductor laser device | Takashi Shiota | 2012-09-18 |
| 8068526 | Semiconductor optical device | Shigeki Makino, Tomonobu Tsuchiya | 2011-11-29 |
| 7711229 | Optical integrated device and manufacturing method thereof | Kazunori Shinoda, Takashi Shiota, Shigeki Makino, Toshihiko Fukamachi | 2010-05-04 |
| 7636378 | Semiconductor laser diode | Kazunori Shinoda, Koichiro Adachi, Masahiro Aoki | 2009-12-22 |
| 7577319 | Semiconductor optical device and manufacturing method thereof | Shigeki Makino, Kazunori Shinoda | 2009-08-18 |
| 7340142 | Integrated optoelectronic device and method of fabricating the same | Kazunori Shinoda, Takashi Shiota, Tomonobu Tsuchiya, Masahiro Aoki | 2008-03-04 |
| 7329894 | Semiconductor laser device and semiconductor optical modulator | Masahiro Aoki, Tomonobu Tsuchiya | 2008-02-12 |
| 6821801 | Manufacturing method of semiconductor laser diode | Hiroshi Sato, Tomonobu Tsuchiya, Masahiro Aoki, Noritsugu Takahashi | 2004-11-23 |
| 6782032 | Semiconductor laser, ray module using the same and ray communication system | Masahiko Kondow, Makoto Kudo | 2004-08-24 |
| 6697405 | Vertical cavity surface emitting lasers, optical modules and systems | Masahiko Kondow, Toshiaki Tanaka | 2004-02-24 |
| 5747864 | Light receiving element and a method of fabricating the same | Yoshiaki Yazawa, Junko Minemura, Akira Sato, Terunori Warabisako | 1998-05-05 |