Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657176 | Method and apparatus for optimizing the recording and reproducing of information from magnetic disks | Tetsuji Kameoka, Toshiaki Tsuyoshi, Sumio Obata | 1997-08-12 |
| 5430581 | Method and apparatus for optimizing the recording and reproducing of information from magnetic disks | Tetsji Kameoka, Toshiaki Tsuyoshi, Sumio Obata | 1995-07-04 |
| 5285436 | Method of avoiding medium defects in record/reproduce apparatus | — | 1994-02-08 |
| 5243479 | Mounting structure for information recording and reproducing apparatus | Kazuo Nakagoshi, Akira Chuma, Kazuhisa Shiraishi, Masafumi Nozawa, Hideo Maekawa | 1993-09-07 |
| 5014146 | Magnetic head mounting arm having asymmetrical configuration | Akio Takatsuka, Asao Sasamoto, Toshio Shiono, Chikayuki Sogabe, Haruhiko Hosokawa | 1991-05-07 |
| 4916342 | Rotary actuator | Yoshiyuki Hirano | 1990-04-10 |
| 4894735 | Disk drive housing structure | Mikio Takahashi, Hideo Maekawa, Takaaki Abo, Yasuo Yamamoto, Shigeo Nakamura +1 more | 1990-01-16 |
| 4825313 | Method for adjustably positioning a transducer for a disc drive | Mikio Takahashi, Osamu Beppu | 1989-04-25 |
| 4779146 | Apparatus for and method of writing/reading data into/from a flexible disk | Akira Chuma, Kazuo Nakagoshi, Noriaki Miniamide | 1988-10-18 |
| 4775825 | Positioning method and apparatus therefor | Osamu Beppu, Mikio Takahashi | 1988-10-04 |
| 4766509 | Magnetic head assembly | Masataka Fujii, Akira Chuma, Hiroshi Tsuchiya | 1988-08-23 |
| 4736263 | Method and apparatus for driving a disk | Mikio Takahashi, Yasuo Yamamoto, Akira Chuma, Kazuo Nakagoshi, Nobukuni Ohkubo | 1988-04-05 |
| 4703242 | Control method and apparatus for positioning servo system | Kiyotake Kumazawa, Noriaki Minamide, Mikio Takahashi, Osamu Beppu, Masahiro Mitamura | 1987-10-27 |
| 4639804 | Head loading system | Yukitaka Hayashi, Hideo Maekawa, Kunitsugu Tsukui | 1987-01-27 |
| 4604663 | Floppy disk driver | Nobukuni Ohkubo, Mikio Takahashi, Kazuo Nakagoshi | 1986-08-05 |
| 4490662 | Positioning method and apparatus therefor | Yukitaka Hayashi, Masahiro Mitamura | 1984-12-25 |