Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366682 | Process for producing phase retarder | Michitaka Morikawa, Tadashi Shindo | 1994-11-22 |
| 5354512 | Dye-containing polarizing film | Kazuya Ogino, Setsuko Aoki | 1994-10-11 |
| 5310509 | Dye-containing light-polarizing film | Toyokazu Okada, Shinjiro Kawasaki, Yutaka Nishii | 1994-05-10 |
| 5285303 | Phase retarder and process for producing the same | Toyokazu Okada, Kazuaki Sakakura, Akiko Shimizu | 1994-02-08 |