Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8934385 | Wireless communication apparatus and electronic device | Eiichiro YAMAGUCHI, Shunsuke Koyama, Shintaro Nagasaki | 2015-01-13 |
| 5402287 | Resolution enhancement of absolute track position using iterative process and position bursts | Ryosuke Shimizu, Tetsurou Takaoka, Tsukasa Yoshiura | 1995-03-28 |
| 5396380 | Resolution enhancement of absolute track position using iterative process and position bursts with track following capability | Ryosuke Shimizu, Tetsurou Takaoka, Tsukasa Yoshiura | 1995-03-07 |
| 5335123 | Apparatus and method for head-positioning on a rotatable recording medium | Ryosuke Shimizu | 1994-08-02 |
| 5317468 | Magnetic disk having reserve servo sectors and plural reserve tracks | Tsukasa Yoshiura | 1994-05-31 |
| 5267144 | Access method of an actuator and control apparatus therefor | Shuich Yoshida, Mitsuo Tokura | 1993-11-30 |
| 5206566 | Access method of actuator and control apparatus therefor | Shuichi Yoshida, Mitsuo Tokura | 1993-04-27 |
| 5124625 | Position control system | — | 1992-06-23 |
| 5065263 | Track following transducer position control system for a disk storage drive system | Shuichi Yoshida, Toshio Inaji, Hiromi Onodera | 1991-11-12 |
| 4999558 | Position control system | Hiromi Onodera, Toshio Inaji, Tsukasa Yoshiura, Hiroshi Mitani, Mitsuo Tokura | 1991-03-12 |
| 4725776 | Magnetic position detector using a thin film magnetoresistor element inclined relative to a moving object | Hiromi Onodera, Yasushi Sugizaki | 1988-02-16 |
| 4669073 | Optical disk drive apparatus | Hiromichi Ishibashi | 1987-05-26 |
| 4509001 | Brushless linear servomotor | Terumichi Fukumoto, Nobuhiro Ueda | 1985-04-02 |
| 4507598 | Two-axis positioning system | Kiichiro Yamada, Hiromi Onodera | 1985-03-26 |
| 4504750 | Linear motor | Hiromi Onodera, Kiichiro Yamada, Yasushi Sugizaki | 1985-03-12 |
| 4370577 | Linear motor | Terumichi Fukumoto, Nobuhiro Ueda | 1983-01-25 |