Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870595 | Optical filter device and method of making same | Toshiharu Mori | 2005-03-22 |
| 6853760 | Optical functional device and optical integrated device | Koujirou Sekine, Mitsuru Yokoyama, Miyuki Teramoto, Kyu Takada, Shinji Maruyama +1 more | 2005-02-08 |