Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179096 | Scoliosis diagnosis assistance device, scoliosis diagnosis assistance method, and program | Satoshi Kanai, Hideki Sudo, Yuichiro Abe | 2021-11-23 |
| 8208770 | Optical deflection method and optical deflection apparatus | Ichiro Ueno, Nobutaka Tanigaki, Noritaka Yamamoto, Toshiko Mizokuro, Takashi Hiraga +2 more | 2012-06-26 |
| 8180226 | Optical receiver | Masahito Mure, Masahide Miyachi, Kaoru Higuma, Norikazu Miyazaki, Toshio Kataoka +3 more | 2012-05-15 |
| 8054524 | Optical amplifier | Yoichi Oikawa, Noriyasu Shiga, Yoshiaki Horiuchi | 2011-11-08 |
| 7826696 | Optical deflection method and optical deflection apparatus | Ichiro Ueno, Nobutaka Tanigaki, Noritaka Yamamoto, Toshiko Mizokuro, Takashi Hiraga +2 more | 2010-11-02 |
| 7565040 | Optical device using variable polarization element | Noriyasu Shiga | 2009-07-21 |
| 7511894 | Optical flip-flop circuit | Takashi Hiraga, Nobutaka Tanigaki, Noritaka Yamamoto, Toshiko Mizokuro, Ichiro Ueno +2 more | 2009-03-31 |
| 7304798 | Spectroscopic apparatus | Hirotomo Izumi, Nobuaki Mitamura | 2007-12-04 |
| 7280718 | Reflective adjustable optical deflector and optical device employing the same | — | 2007-10-09 |
| 7043132 | Variable optical attenuator having a waveguide and an optically coupled layer with a power monitor | Shigenori Aoki, Kishio Yokouchi, Kaoru Sugimoto, Alexei Glebov | 2006-05-09 |
| 6931165 | Variable polarization plane rotator and optical device using same | Nobuaki Mitamura, Kazuaki Akimoto | 2005-08-16 |
| 6867895 | Faraday rotator | — | 2005-03-15 |
| 6862126 | TRANSMISSION WAVELENGTH CHARACTERISTICS VARIABLE OPTICAL ELEMENT, AND WAVELENGTH CHARACTERISTICS VARIABLE APPARATUS, OPTICAL AMPLIFIER, OPTICAL TRANSMISSION SYSTEM, AND CONTROL METHOD OF TRANSMISSION WAVELENGTH CHARACTERISTICS, USING SAME | Takashi Ishiwada, Hirotomo Izumi, Nobuaki Mitamura | 2005-03-01 |
| 6829053 | Airgap type etalon and apparatus utilizing the same | Nobuaki Mitamura | 2004-12-07 |
| 6826318 | Variable polarization plane rotator and optical device using same | Nobuaki Mitamura, Kazuaki Akimoto | 2004-11-30 |