Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879181 | Read/write apparatus and read/write method | Seiji Toda, Michio Yamamoto, Masakazu Kitahara, Takumi Kakuya, Kiyotaka Sasaki +5 more | 2014-11-04 |
| 7818556 | Storage apparatus, control method, and control device which can be reliably started up when power is turned on even after there is an error during firmware update | Hirotaka Iima, Hiroshi Tsurumi, Katsushi Ohta, Masaaki Tamura, Yasuyuki Nagashima | 2010-10-19 |
| 5877913 | Rotation synchronous control system | — | 1999-03-02 |
| 5778420 | External storage device and external storage control device with means for optimizing buffer full/empty ratio | Hideaki Tanaka | 1998-07-07 |
| 5657177 | Rotation synchronous control system | — | 1997-08-12 |
| 5650882 | Disk unit performing control using sector pulses | Hiroshi Tsurumi, Gen Ohshima, Masafumi Sato | 1997-07-22 |