Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970315 | Method and apparatus write control in a disk drive | — | 2005-11-29 |
| 6414818 | Magnetic head and magnetic disk apparatus using the same | Shigeru Hoshina, Hiromi Sakata, Hiroaki Yoda | 2002-07-02 |
| 6038101 | Magnetic head and method of manufacturing magnetic head | Hiroaki Yoda, Yuichi Ohsawa, Takeo Sakakubo, Masashi Sahashi, Jun Ito | 2000-03-14 |
| 6038113 | Surface Characteristics of a Magnetic disk and a magnetic disk apparatus | Shigeru Hoshina | 2000-03-14 |
| 6021024 | Magnetic disk drive having a constant skew angle | Junichi Akiyama, Tetsuo Inoue, Keiko Higashi, Yasuo Ohtsubo | 2000-02-01 |
| 6009537 | Disk wear prevention by relocating data in response to a head slide count | Yuji Sakai, Yutaka Okamoto | 1999-12-28 |
| 5909341 | Hard disk drive | Takashi Hikosaka, Tsutomu Tanaka | 1999-06-01 |
| 5825596 | Hard disk drive | Takashi Hikosaka, Tsutomu Tanaka | 1998-10-20 |
| RE35670 | Flexible information storing disk apparatus having laminar air flow | Makoto Imamura, Yoichiro Tanaka, Yoshiaki Sonobe, Katsuyoshi Kitagawa | 1997-11-25 |
| 5486967 | Magnetic disk memory system | Yoichiro Tanaka, Hiroshi Ohashi, Takashi Hikosaka, Yasuo Ohtsubo, Shigeru Hoshina | 1996-01-23 |
| 5189574 | Flexible information storing disk apparatus having laminar air flow | Makoto Imamura, Yoichiro Tanaka, Yoshiaki Sonobe, Katsuyoshi Kitagawa | 1993-02-23 |
| 5010430 | Head slider arrangement for magnetic disk storage device | Takehito Yamada, Yuji Sakai, Takao Muraoka, Tetsuo Inoue, Yoshinao Takada | 1991-04-23 |