Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822784 | Light-beam deflecting device with photonic crystal, optical switch using the same, and light-beam deflecting method | Hiroshi Fukshima, Ken'ichiro Tanaka, Yasufumi Masaki, Hitomichi Takano | 2004-11-23 |