Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900927 | Non-linear optical thin film, non-linear optical device using the same, and optical switch using the same | Mitsutoshi Honda, Yuichi Sawai, Hiroyuki Akata, Takashi Naito | 2005-05-31 |
| 6870983 | Optical switch, element therefor, and optical switching method | Yuuichi Sawai, Mitsutoshi Honda, Takashi Naitou, Hiroyuki Akata, Tsukasa Ookawa | 2005-03-22 |