Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7657794 | Data storage device and error recovery method | Masatoshi Ichikawa, Akira Kojima, Yoshinori Makita | 2010-02-02 |
| 6943973 | Management method for reproduction error and a disk drive making use of the management method | Kunihiro Nunomura, Akira Kojima | 2005-09-13 |