Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10181694 | Optical module | Kohichi Tamura, Takanori Suzuki, Shigehisa Tanaka, Hiroaki Inoue, Hiroyasu Sasaki | 2019-01-15 |
| 9762026 | Optical module | Kohichi Tamura, Takanori Suzuki, Shigehisa Tanaka, Hiroaki Inoue, Hiroyasu Sasaki | 2017-09-12 |
| 9083470 | Optical receiver | Shigehiro Takashima, Yoshikazu Era, Atsushi Takai | 2015-07-14 |
| 7466930 | Optical receiver module and optical receiver module system | Tetsuya Aoki, Hirofumi Nakagawa | 2008-12-16 |
| 7313331 | Optical communication device, optical transmitter, optical transmitter-receiver, and optical transmission system | Hironori Saitoh, Fumitoshi Goto, Raju Kankipati, Hirofumi Nakagawa | 2007-12-25 |
| 7031620 | Optical transmission device and optical transmission system using the same | Shigeru Tokita, Naohiko Baba, Yoichi Honzawa, Hideki Satoh | 2006-04-18 |
| 6693932 | Optical wavelength stabilization circuit, optical transmitter and optical transmission system | Yoichi Honzawa, Sunil Sharma, Shigeru Tokita | 2004-02-17 |
| 6501583 | Optical receiver module optical transmitter module phase-locked loop circuit voltage-controlled oscillator and frequency response controllable amplifier | Hiroki Irie, Yasuhiro Yamada, Akihiro Hayami, Naohiko Baba, Tomonao Kikuchi | 2002-12-31 |