Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680186 | Liquid crystal display device with microlenses having a focal point between a cover layer and the liquid crystal layer's center | Noriko Watanabe, Fumiaki Funada | 1997-10-21 |
| 5676804 | Method for fabricating fresnel lenses by selective application and removal of films on lens surfaces | Akiyoshi Fujii, Naoyuki Tanaka | 1997-10-14 |
| 5665506 | Toner for the development of electrostatic image and process for the preparation thereof | Koichi Kashima, Hajime Yamazaki, Shinji Otani, Kiyokazu Takasou, Makoto Nagaoka | 1997-09-09 |
| 5633737 | Projection-type color liquid crystal display having two micro-lens arrays | Naoyuki Tanaka, Takashi Shibatani, Hiroshi Nakanishi | 1997-05-27 |