Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7872826 | Disk storage device and control method for the same | Sumie Takeda, Yosuke Hamada, Hiroyuki Oosawa | 2011-01-18 |
| 7636218 | Recording method, unload method, and magnetic disk | Sumie Takeda, Iwao Oshimi, Hiroyuki Oosawa | 2009-12-22 |
| 7154688 | Disk device having a function to confirm that a selected head is proper for a disk surface | Iwao Oshimi, Kiyotada Itou, Yosuke Hamada | 2006-12-26 |
| 6909575 | Magnetic disk drive and control method thereof | Yoshio Soyama, Yuji Hata | 2005-06-21 |
| 6407876 | Magnetic disk apparatus having an accelerometer for detecting acceleration in the positioning direction of the magnetic head | Takashi Yamaguchi, Katsuhiro Tsuneta, Tsuyoshi Arai, Yoshikatsu Fujii, Hidehiko Numasato +2 more | 2002-06-18 |
| 6335845 | Magnetic disk apparatus having an accelerometer for detecting acceleration in the positioning direction of the magnetic head | Takashi Yamaguchi, Katsuhiro Tsuneta, Tsuyoshi Arai, Yoshikatsu Fujii, Hidehiko Numasato +2 more | 2002-01-01 |
| 5986845 | Apparatus for positioning magnetic head and method of the same | Takashi Yamaguchi, Katsuhiro Tsuneta, Tsuyoshi Arai, Yoshikatsu Fujii, Hidehiko Numasato +2 more | 1999-11-16 |
| 5469311 | Vibration absorbing structure for a magnetic disk apparatus | Hiroshi Nishida, Kazuo Nakagoshi, Kenjiro Kai | 1995-11-21 |