Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8035488 | Information access system and active-type contactless information storage device | Shinichi Shiotsu, Isamu Yamada, Satoshi Inano, Akira Itasaki, Atsushi Sakai +2 more | 2011-10-11 |
| 7925879 | Information processing unit with information division recording function | Naoki Nishiguchi, Isamu Yamada | 2011-04-12 |
| 7882541 | Authentication system in information processing terminal using mobile information processing device | Isamu Yamada, Shinichi Shiotsu, Seiki Shibata | 2011-02-01 |
| 7873990 | Information processing apparatus, program and method for transmitting content in security scheme according to license policy | Toshihiro Sonoda, Eiji Hasegawa | 2011-01-18 |