Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602812 | Reproducing rate control apparatus for optical disk | Mitsumasa Kubo, Akira Mashimo | 1997-02-11 |
| 5594088 | Plastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur containing urethane resin lens and lens prepared thereby | Teruyuki Nagata, Koju Okazaki, Nobuyuki Kajimoto, Yoshinobu Kanemura, Katsuyoshi Sasagawa +1 more | 1997-01-14 |