Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701544 | Process for producing color filter | Kazuya Ishiwata, Yasuyuki Watanabe, Akira Unno | 1997-12-23 |
| 5699138 | Process for injecting liquid crystal into a liquid crystal panel | Yasuyuki Watanabe, Kazuya Ishiwata, Masaaki Suzuki, Noriyuki Nakai, Takashi Enomoto +3 more | 1997-12-16 |
| 5650251 | Process for producing color filter comprising an ultrasonic wave projected perpendicularly to the substrate | Kazuya Ishiwata, Yasuyuki Watanabe, Akira Unno | 1997-07-22 |