Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8897653 | Light-emission error preventing circuit for optical transmitter | Kenji Senoo, Masaki Noda, Masatoshi Katayama | 2014-11-25 |
| 7236703 | Optical wavelength division multiplexing device | Takashi Mizuochi, Katsuhiro Shimizu, Koji Goto, Shinichi Nakagawa, Eiichi Shibano +1 more | 2007-06-26 |
| 7034996 | Optical transmission apparatus | — | 2006-04-25 |
| 5623212 | Odor concentration measurement method and apparatus for use in fire detection | — | 1997-04-22 |