Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12183374 | Varying suspension arm length for magnetic storage device | Andrew Hanlon, Haruhide Takahashi | 2024-12-31 |
| 10019043 | Hard disk drive with a vibration isolation frame | Takehiko Eguchi, Kenji Tomida | 2018-07-10 |
| 7643245 | Magnetic disc unit with gap between magnetic disc and shroud | Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +1 more | 2010-01-05 |
| 7336440 | Magnetic disc unit with gap between magnetic disc and shroud | Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +1 more | 2008-02-26 |
| 7330334 | Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channel | Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Shigenori Togashi +7 more | 2008-02-12 |
| 7161754 | Servo pattern writing method and magnetic disk drive for carrying out the same | Shigeyuki Hanazawa, Tsutomu Naitou, Atsushi Hiruta | 2007-01-09 |
| 7130151 | Disk device and unbalance correcting method thereof | Teruhiro Nakamiya, Takashi Kouno, Masatoshi Horinouchi | 2006-10-31 |
| 7072141 | Magnetic disc unit with range of gap between disc and shroud | Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +1 more | 2006-07-04 |
| 6898049 | Magnetic disk apparatus with air flow bypass channel | Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Shigenori Togashi +7 more | 2005-05-24 |
| 6751050 | Magnetic disc unit | Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +1 more | 2004-06-15 |
| 6665139 | Magnetic-disc unit with gap between disc and shroud | Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +7 more | 2003-12-16 |
| 6657822 | Magnetic disk apparatus | Gentaro Nakamura, Nobuyuki Okunaga, Isao Kobayashi, Toshihiro Arisaka | 2003-12-02 |
| 6600626 | Magnetic disk apparatus | Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Shigenori Togashi +7 more | 2003-07-29 |
| 6504683 | Magnetic disk apparatus in which contact between a disk and a carriage arm by an external impact is prevented | Satomitsu Imai, Mikio Tokuyama, Shigeo Nakamura | 2003-01-07 |
| 6445549 | Magnetic disk drive | Nobuyuki Okunaga | 2002-09-03 |
| 6353517 | Magnetic disk drive | Nobuyuki Okunaga | 2002-03-05 |
| 6233120 | Magnetic disk device | Kazuyoshi Hanada, Satomitsu Iami, Masayuki Honchi, Hideyuki Takagi | 2001-05-15 |
| 5995327 | Magnetic disk device for restraining vibration of head mounting part | Kazuyoshi Hanada, Satomitsu Imai, Masayuki Honchi, Hideyuki Takagi | 1999-11-30 |
| 5953178 | Magnetic disk apparatus | Akio Takatsuka, Hideaki Amano, Katsuhiro Tsuneta, Toshiaki Tsuyoshi, Tetsuji Kameoka +5 more | 1999-09-14 |
| 5936802 | Wiring structure in the load beam and guide arm of a magnetic disk drive | Yuichi Koizumi | 1999-08-10 |
| 5677813 | Rotary information recording and reproduction apparatus | Takeshi Yoshida, Kenji Mori | 1997-10-14 |