Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979810 | Optical modules and methods of making the optical modules | Norio Chujo, Keiichi Yamamoto, Akio Osaki, Katsunori Hirano, Takayuki Nakao +3 more | 2005-12-27 |
| 6603110 | Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiver | Akihiro Hayami, Tadaaki Fujii, Tomonao Kikuchi, Tadashi Hatano, Yasuhiro Yamada +5 more | 2003-08-05 |
| 6426495 | Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiver | Akihiro Hayami, Tadaaki Fujii, Tomonao Kikuchi, Tadashi Hatano, Yasuhiro Yamada +5 more | 2002-07-30 |