Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5583648 | Picture signal recording/reproducing method and apparatus for recording/reproducing a high-definition picture signal and a normal picture signal | Yutaka Ichinoi, Yutaka Isobe, Mitsuhiro Yoshida, Hiroshi Asai | 1996-12-10 |
| 5513009 | High-definition picture signal recording/reproducing apparatus for recording and reproducing a high-definition picture signal controlled its amplitude level | Yutaka Ichinoi | 1996-04-30 |