Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8953164 | Wavelength monitor and wavelength monitoring method | Yuto Ueno | 2015-02-10 |
| 8638486 | Optical modulator and optical modulation method | Keisuke Matsuda, Takashi Sugihara, Hiroshi Aruga | 2014-01-28 |
| 8395765 | Wavelength monitor | Hiroshi Aruga, Atsushi Sugitatsu | 2013-03-12 |
| 8391724 | Optical modulator, optical transmission device, and bias adjusting method | Hiroshi Aruga, Atsushi Sugitatsu | 2013-03-05 |
| 8126306 | Two-dimensional photonic crystal | Susumu Noda, Takashi Asano | 2012-02-28 |