Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10379303 | Optical module and method for aligning optical module | Hiroshi Yamamoto, Tomonao Kikuchi, Yasuhiro Yamada | 2019-08-13 |
| 10129983 | Optical module and flexible printed circuit board | Yoshikuni Uchida, Hideaki ASAKURA, Michihide Sasada, Kazuhiro Komatsu | 2018-11-13 |
| 7164865 | Optical fiber communication equipment and its applied optical systems | Kimio Tatsuno, Tatemi Ido, Yasunori Iwafuji, Hideyuki Kuwano | 2007-01-16 |
| 7031620 | Optical transmission device and optical transmission system using the same | Shigeru Tokita, Mitsuo Akashi, Yoichi Honzawa, Hideki Satoh | 2006-04-18 |
| 6829441 | Driver circuit and optical-transmission module | Norio Chujo, Yoshihiko Hayashi, Akio Osaki | 2004-12-07 |
| 6661503 | Method for manufacturing optic transmission modules and system for inspecting bit error rate characters | Kazuo Yamaguchi, Takashi Minato, Shinzoo Nishiyama, Atsushi Murata, Tsutomu Yoshiya +3 more | 2003-12-09 |
| 6606177 | Driver circuit and optical-transmission module | Norio Chujo, Yoshihiko Hayashi, Akio Osaki | 2003-08-12 |
| 6501583 | Optical receiver module optical transmitter module phase-locked loop circuit voltage-controlled oscillator and frequency response controllable amplifier | Mitsuo Akashi, Hiroki Irie, Yasuhiro Yamada, Akihiro Hayami, Tomonao Kikuchi | 2002-12-31 |
| 6229832 | Optical wavelength stability control apparatus, optical transmitter and multiple wavelength transmitter | Hideyuki Serizawa, Akihiro Hayami, Tadashi Hatano, Yasuhiro Yamada, Norio Chujo | 2001-05-08 |