Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10607643 | Magnetic disk device and recording method | — | 2020-03-31 |
| 8908317 | Method for detecting touchdown of head and disk storage apparatus | Shuichi Kojima, Toru Watanabe | 2014-12-09 |
| 8315015 | Perpendicular magnetic recording head provided with side shield and magnetic disk apparatus using the same | Tomoko Taguchi, Tomomi Funayama, Katsuhiko Koui | 2012-11-20 |
| 8169741 | Perpendicular magnetic recording head with side shield and magnetic disk apparatus | Tomoko Taguchi, Tomomi Funayama, Katsuhiko Koui | 2012-05-01 |
| 7289293 | Perpendicular recording magnetic disk apparatus | — | 2007-10-30 |
| 7106539 | Perpendicular magnetic recording apparatus | Tsutomu Tanaka, Kenji Shimizu, Akira Sakawaki | 2006-09-12 |
| 6930843 | Disk drive | Akihiko Takeo, Tomoko Taguchi | 2005-08-16 |
| 6903890 | Method and apparatus for write compensation of perpendicular magnetic recording in disk drive | Akihiko Takeo | 2005-06-07 |
| 6894855 | Magnetic disk drive including read channel for processing differentiated read signal | Akihiko Takeo | 2005-05-17 |