Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7890553 | Information recording apparatus and information recording method | Fumitaka Kawate, Shigeru Kashiwagi, Hideo Obata | 2011-02-15 |
| 7882161 | File management apparatus and method, program therefore, and recording medium | Haruo Yoshida, Shigeru Kashiwagi, Mitsuhiro Hirabayashi, Osamu Date | 2011-02-01 |