Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7912325 | Optical control element | Satoshi Oikawa | 2011-03-22 |
| 7558444 | Traveling-wave-type optical modulator and method of adjusting the same | Ryo Shimizu, Taishi Maruyama | 2009-07-07 |
| 7444039 | Optical modulator | Katsutoshi Kondou, Masayuki Ichioka, Takashi Shinriki, Junichiro Ichikawa | 2008-10-28 |
| 7035488 | Optical waveguide element | Yoshihiro Hashimoto | 2006-04-25 |
| 6522792 | Light modulator of waveguide type | Yasuyuki Miyama, Yoshihiro Hashimoto | 2003-02-18 |
| 5982958 | Optical waveguide modulator device | Junichiro Minowa, Shinichi Shimotsu | 1999-11-09 |
| 5748358 | Optical modulator with optical waveguide and traveling-wave type electrodes | Yasuyuki Miyama, Takashi Shinriki | 1998-05-05 |