Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7489468 | Method and apparatus for head positioning control in a disk drive | Koji Osafune, Yuji Sakai, Masahide Yatsu | 2009-02-10 |
| 7460324 | Head amplifier circuit with function for degaussing residual magnetism of recording head | Hiroyuki Naka, Yuji Sakai | 2008-12-02 |
| 6912769 | Method a fabricating a magnetic head | Hiroaki Yoda, Kohichi Tateyama | 2005-07-05 |
| 6198583 | Magnetic recording control system for disk storage drive | Kazuhito Shimomura, Akihiro Kimura, Yoshio Horiguchi | 2001-03-06 |
| 5712739 | Magnetic disk drive system with a composite head unit including a magnetoresistive read only head and an inductive write only head | Norio Nakamura, Junichi Akiyama, Nobuyasu Goto | 1998-01-27 |