Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684765 | Optical recording method and control | Hiroyuki Matsumoto, Koichiro Ishii, Masashi Horikawa | 1997-11-04 |
| 5682366 | Optical disc recording apparatus with efficient data checking | Yoshihiro Yamanaka, Jun Saito | 1997-10-28 |
| 5600612 | Magnetooptic recording method and apparatus | Jun Saito, Yoshihiro Yamanaka, Kazutomo Miyata | 1997-02-04 |