Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5889907 | Optical processing method using fine liquid crystal droplets and waveguide type optical device for optical processing | Shiro Matsumoto, Takayoshi Hayashi | 1999-03-30 |
| 5368782 | Method of operating third-order nonlinear optical element | Tetsuya Gotoh, Tosiyuki Kondoh, Keiichi Egawa | 1994-11-29 |
| 5290485 | Third-order nonlinear optical element | Tetsuya Gotoh, Tosiyuki Kondoh, Keiichi Egawa | 1994-03-01 |