Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771880 | Recording/reproducing compressed digital data recorded in separate sectors in a track | Yasuhiro Higashio | 2004-08-03 |
| 6721487 | Magnetic recording method and apparatus for digital signals, magnetic reproducing method and apparatus for digital signals and tape-shaped recording medium | — | 2004-04-13 |
| 6718120 | Magnetic recording and reproduction method and apparatus | Masayoshi Kumagawa | 2004-04-06 |