Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8726356 | Authentication apparatus, authentication method, and authentication program implementing the method | Yuko Konya, Masahito Kawamori, Tomokazu Yamada, Katsuhiko Kawazoe, Kiyohiko Ishikawa +3 more | 2014-05-13 |
| 8509444 | Scramble key management unit, scramble key management information transmitting unit, method for scramble key output management, scramble key management program, license information management unit, license management information transmitting unit, method for license information output management, and license information management program | Yusei Nishimoto, Satoshi Fujitsu | 2013-08-13 |