Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687032 | Optical device inclination angle adjuster | Nobuo Takeshita, Teruo Fujita, Morihiro Karaki, Mitsuru Irie, Kenjiro Kime +1 more | 1997-11-11 |
| 5644420 | Light beam condensing apparatus and method of driving optical recording medium by applying the apparatus | — | 1997-07-01 |
| 5592452 | Optical disk with logical tracks formed thereon and optical disk drive device | Kyosuke Yoshimoto, M. C. Rao, Hiroyuki Ohata, Teruo Furukawa, Jinichi Kondo +1 more | 1997-01-07 |