Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791800 | Device for suppressing magnetic noise of dual-layered disk in a disk drive | Yoichiro Tanaka | 2004-09-14 |
| 6707643 | Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same | Tetsuya Roppongi, Shinichi Horinouchi, Haruyuki Morita, Mikio Matsuzaki | 2004-03-16 |