Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057986 | Recording stop processing method and data recording apparatus | — | 2006-06-06 |
| 5677801 | Magnetic recording/reproducing apparatus for automatically adjusting a recording current in accordance with the wear of a read head | Yasuyoshi Nishikawa, Hisashi Yamada | 1997-10-14 |
| 5325242 | Magnetic recording/reproducing apparatus for decreasing an error rate in recording/reproducing a digital signal | Yasuyoshi Nishikawa, Hisashi Yamada | 1994-06-28 |