Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8094824 | Encrypting device, decrypting device, information system, encrypting method, decrypting method, and program | Yasuo Hatano, Kunihiko Miyazaki, Kenji Matsumoto | 2012-01-10 |
| 7840487 | Digital content encryption and decryption method and workflow system using digital content | Yasuo Hatano, Kunihiko Miyazaki, Kenji Matsumoto | 2010-11-23 |
| 6349349 | System for linking a main control unit to data receiving and transmitting units and a first and second storage units by a network | Hiroyuki Fujita, Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +7 more | 2002-02-19 |
| 5574889 | Apparatus for selecting and evaluating design based on stored information | Tomio Jindo | 1996-11-12 |
| 5267146 | System for designing configuration with design elements characterized by fuzzy sets | Tomio Jindo, Shizu Ohshima, Kiyomi Hirasago | 1993-11-30 |
| 4444591 | Chromogenic compounds and the use thereof as color former in copying or recording materials | Hajime Kawai, Katsuhiko Tsunemitsu, Yoshiharu Fujino | 1984-04-24 |
| 4417442 | Exhaust gas cleaning system for an internal combustion engine | Yasuo Ikenoya, Makoto Hirano, Masaaki Matsuura | 1983-11-29 |