Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675694 | Video disk, recording apparatus of video disk, and its reproducing apparatus | Takeshi Nakajima, Takashi Inoue, Yoshinari Takemura | 1997-10-07 |
| 5671209 | Focusing time period and power control of a multilaser diode array | Yuichi Kamioka, Kenji Koishi, Daisuke Ogata | 1997-09-23 |
| 5646930 | Recording method and disk including initialization of recording tracks to amorphous phase with a constant power laser power beam | — | 1997-07-08 |
| 5636194 | Method of recording and reproducing data on a disk | Takeshi Nakajima, Yoshinari Takemura | 1997-06-03 |
| 5602813 | Disk, disk recording apparatus and disk reproducing apparatus | — | 1997-02-11 |