Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055909 | Method of and apparatus for reproducing information, and security module | Kiyoshi Kohiyama, Toshiyuki Yoshitake, Yasuhiro Watanabe | 2011-11-08 |
| 8046591 | Method of and apparatus for reproducing information, and security module | Kiyoshi Kohiyama, Toshiyuki Yoshitake, Yasuhiro Watanabe | 2011-10-25 |
| 7930562 | Method of and apparatus for reproducing information, and security module | Kiyoshi Kohiyama, Toshiyuki Yoshitake, Yasuhiro Watanabe | 2011-04-19 |
| 7873839 | Method of and apparatus for reproducing information, and security module | Kiyoshi Kohiyama, Toshiyuki Yoshitake, Yasuhiro Watanabe | 2011-01-18 |