Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151897 | Optical clock phase-locked loop circuit | Hidehiko Takara, Satoki Kawanishi | 2006-12-19 |
| 6842565 | Optical modulation/multiplexing circuit | Hidehiko Takara, Ippei Shake, Satoki Kawanishi | 2005-01-11 |