Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340404 | Optical functional materials and process for producing the same | Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more | 2002-01-22 |
| 6064524 | Optical functional materials and process for producing the same | Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more | 2000-05-16 |
| 5909314 | Optical functional materials and process for producing the same | Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Yurie Ota, Hiroko Suzuki +2 more | 1999-06-01 |