Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Naohiko Baba | 2002-12-31 |
| 6426495 | Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiver | Akihiro Hayami, Tadaaki Fujii, Tadashi Hatano, Yasuhiro Yamada, Takayuki Nakao +5 more | 2002-07-30 |