Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6707643 | Perpendicular magnetic recording head having narrow recording gap and perpendicular magnetic recording apparatus using the same | Akihiko Takeo, Tetsuya Roppongi, Shinichi Horinouchi, Haruyuki Morita | 2004-03-16 |
| 6680820 | Method of maintaining a constant flying height of a magnetic head and a magnetic disk drive utilized therefor | Kazumasa Fukuda, Takamitsu Tsuna | 2004-01-20 |