Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6363209 | Signal recording/reproducing method and apparatus, signal record medium and signal | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-03-26 |
| 6345145 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-02-05 |
| 6345146 | Signal recording/reproducing method and apparatus, signal record medium and signal transmission/reception method and apparatus | Yoichiro Sako, Isao Kawashima, Yoshitomo Osawa, Akira Kurihara | 2002-02-05 |