Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8285088 | Wavelength selective switch | Kohei Shibata, Tsuyoshi Yamamoto | 2012-10-09 |
| 8243372 | Optical apparatus and optical transmission apparatus | Kohei Shibata, Tamotsu Akashi, Tsuyoshi Yamamoto | 2012-08-14 |
| 8165470 | Wavelength selecting switch | Tamotsu Akashi, Tsuyoshi Yamamoto | 2012-04-24 |
| 7982957 | Optical apparatus using a lens array | Shinichi Takeuchi, Tamotsu Akashi | 2011-07-19 |
| 7787721 | Mirror, mirror unit, and optical switch | Tamotsu Akashi | 2010-08-31 |
| 7706049 | Mirror device and optical apparatus | Kohei Shibata, Tamotsu Akashi, Tsuyoshi Yamamoto | 2010-04-27 |
| 7653273 | Optical switch | Shinji Yamashita, Tsuyoshi Yamamoto, Tamotsu Akashi, Kohei Shibata, Osamu Tsuboi | 2010-01-26 |
| 7636503 | Wavelength selective switch | Tsuyoshi Yamamoto, Tamotsu Akashi, Kohei Shibata, Shinji Yamashita | 2009-12-22 |
| 7613370 | Optical switch and method of adjusting optical switch | Kohei Shibata, Tamotsu Akashi, Toshiya Kishida, Hiroyuki Furukawa | 2009-11-03 |
| 7580599 | Optical switch and MEMS package | Kohei Shibata, Tamotsu Akashi, Tsuyoshi Yamamoto, Naoki Hashimoto | 2009-08-25 |
| 7476038 | Optical device module | Tadao Nakazawa, Kazuaki Akimoto, Hideyuki Miyata, Yoichi Oikawa | 2009-01-13 |
| 7447399 | Optical switch, and apparatus and method for controlling optical switch | Tamotsu Akashi | 2008-11-04 |
| 7424183 | Collimator array and method for manufacturing the same | Tamotsu Akashi, Tsuyoshi Yamamoto, Shinji Yamashita, Kohei Shibata | 2008-09-09 |
| 7340128 | Wavelength selection device | Kohei Shibata, Nobuhiro Fukushima, Tamotsu Akashi, Toshiya Kishida, Tsuyoshi Yamamoto +4 more | 2008-03-04 |
| 7330617 | Wavelength selective optical switch, and optical device provided with spectroscopic function | Kohei Shibata, Tamotsu Akashi, Shinji Yamashita, Tsuyoshi Yamamoto, Shinichi Takeuchi +4 more | 2008-02-12 |
| 7263254 | Optical switch and control method therefor | Shinji Yamashita, Tsuyoshi Yamamoto, Tamotsu Akashi, Kohei Shibata | 2007-08-28 |
| 7151866 | Optical device module | Tadao Nakazawa, Kazuaki Akimoto, Hideyuki Miyata, Yoichi Oikawa | 2006-12-19 |