Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7675700 | Disk drive device and method for production thereof | Sumie Takeda, Nobuyuki Kitazaki, Toshifumi Kumano | 2010-03-09 |
| 7197593 | Bad-sector search method, data recording device, and program | Ryoji Fukuhisa | 2007-03-27 |
| 7023638 | Data storage device, data read correction mechanism, and data read control method | Fuminori Sai, Kohji Takasaki, Noboru YOSHIDA | 2006-04-04 |
| 7019933 | Servo information write method, servo control method, data storage device, and program | Kaoru Iseri, Takashi Kuroda, Kenji Ogasawara, Fuminori Sai, Hiroshi Yanagisawa | 2006-03-28 |
| 6937408 | Rotation recording apparatus and method of inspection thereof | Ryoheita Hattori, Naoyuki Kagami, Tetesuya Kokubo, Kaoru Umemura | 2005-08-30 |
| 6879459 | Positioning control mechanism for a magnetic head in a magnetic storage device | Nobuyuki Kitazaki, Tomoharu Maeno, Tomokazu Suzuki | 2005-04-12 |
| 6424476 | Method and apparatus for controlling read and write operations in a storage device | Fuminori Sai, Yuzo Nakagawa | 2002-07-23 |
| 6337777 | Method and apparatus for controlling data write operations | Naoyuki Kagami, Akira Tokizono | 2002-01-08 |
| 6324029 | Method and system for GMR sensor reset pulse application | Masashi Murai, Steven Kelly Provazek, Kevin Vannorsdel | 2001-11-27 |
| 6263462 | Testing method and tester | Akiro Hatano, Naoyuki Kagami | 2001-07-17 |
| 5812338 | Method and apparatus for indicating start of servo information on a recording medium | Kenji Ogasawara, Takashi Nakamura, Yuzo Nakagawa, Yuji Kigami, Hiroshi Uchiike +1 more | 1998-09-22 |