Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306925 | Nonlinear optical element and method of using the same | Yasunori Tokuda | 1994-04-26 |
| 5300190 | Process of producing diffraction grating | Hiroshi Sugimoto, Teruhito Matsui, Ken-ichi Ohtsuka, Toshiyuki Ohishi | 1994-04-05 |
| 5285080 | Method of selective light detection | Yasunori Tokuda | 1994-02-08 |