Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077980 | Image processing apparatus | Natsume Matsuzaki, Masao Nonaka, Mitsuhiro Inoue, Tohru Nakahara, Akio Higashi | 2011-12-13 |
| 8054967 | Computer system and computer program executing encryption or decryption | Masao Nonaka, Motoji Ohmori | 2011-11-08 |
| 8048174 | Theft prevention system | Masato Yamamichi, Satomi Yamamichi, Keiko Yamamichi, Toshihisa Nakano, Motoji Ohmori +2 more | 2011-11-01 |
| 8015614 | Information security device | Natsume Matsuzaki, Masao Nonaka | 2011-09-06 |
| 7995766 | Group subordinate terminal, group managing terminal, server, key updating system, and key updating method therefor | Taichi Sato, Natsume Matsuzaki, Yuichi Futa, Tetsuya Inoue, Masao Nonaka | 2011-08-09 |
| 7970708 | Value information management system, recording medium, printer device, account adjusting device, electronic data printing method, and computer program | Motoji Ohmori, Atsushi Saso | 2011-06-28 |
| 7900062 | Unauthorized contents detection system | Masao Nonaka, Yuichi Futa, Toshihisa Nakano, Motoji Ohmori, Masaya Miyazaki +3 more | 2011-03-01 |
| 7898570 | Digital camera system with means for restricting image acquisition | Yuichi Futa, Toshihisa Nakano, Motoji Ohmori, Shuichi Ohki | 2011-03-01 |
| 7889863 | Recording device, recording medium, and content protection system | Shunji Harada, Yoshikatsu Ito, Toshihisa Nakano, Motoji Ohmori, Jun Takahashi | 2011-02-15 |