Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5563851 | Magneto-optical recording apparatus capable of reproducing recording information while recording | — | 1996-10-08 |
| 5490129 | Optical head and optical information reading apparatus | Kazuhiko Matsuoka, Seiichiro Satomura, Takeshi Yamawaki | 1996-02-06 |
| 5485433 | Information recording method and apparatus for determining whether recording has been correctly performed | Seiichiro Satomura, Kazuyoshi Ishii | 1996-01-16 |