Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655050 | Apparatus and method for recording and reproducing digital signal in synchronization blocks | Yoshiki Yamamoto, Tetsuya Mizushima, Yasunori Kawakami, Chiyoko Matsumi | 1997-08-05 |
| 5638227 | Digital data recording and reproducing apparatus | Shinji Hamai, Chiyoko Matsumi | 1997-06-10 |
| 5594550 | Digital signal recording apparatus for recording digital data comprising a plurality of recording blocks | Tatsuro Juri, Chiyoko Matsumi | 1997-01-14 |