Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978737 | Laser device, control device of laser device, method of controlling laser device, method of tuning wavelength of laser device and control data of laser device | Emmanuel Le Taillandier De Gabory, Yasuyuki Yamauchi, Hirokazu Tanaka, Junji Watanabe | 2011-07-12 |
| 7701984 | Laser module and method of controlling wavelength of external cavity laser | Yasuyuki Yamauchi, Emmanuel Le Taillandier De Gabory, Hirokazu Tanaka, Junji Watanabe | 2010-04-20 |
| 6876683 | Optical semiconductor device | Tohru Watanabe, Manabu Komiyama, Takashi Yamane | 2005-04-05 |
| 5952673 | Optical semiconductor device including a multiple quantum well structure of an AlGaInAs/InP system | Takuya Fujii | 1999-09-14 |
| 5937120 | Optical device | — | 1999-08-10 |
| 5931038 | Method of machining bore surface of cylinder block and apparatus therefor | — | 1999-08-03 |
| 5347533 | Optical semiconductor device, method of producing the optical semiconductor device, and laser device using optical semiconductor devices | Shouichi Ogita | 1994-09-13 |
| 5085800 | Glycol dispersion of precipitated calcium carbonate | Shiro Minayoshi, Naofumi Saitoh, Noritsugu Ebisuya | 1992-02-04 |
| 5000871 | Gycol dispersion of calcium carbonate | Shiro Minayoshi, Naofumi Saitoh, Noritsugu Ebisuya | 1991-03-19 |