Issued Patents 2011
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077980 | Image processing apparatus | Kaoru Yokota, Masao Nonaka, Mitsuhiro Inoue, Tohru Nakahara, Akio Higashi | 2011-12-13 |
| 8074284 | Device provided with rewritable circuit, updating system, updating method, updating program and integrated circuit | Toshihisa Nakano | 2011-12-06 |
| 8024577 | Password recovery system | Motoji Ohmori, Yuichi Futa | 2011-09-20 |
| 8015614 | Information security device | Kaoru Yokota, Masao Nonaka | 2011-09-06 |
| 7995766 | Group subordinate terminal, group managing terminal, server, key updating system, and key updating method therefor | Taichi Sato, Kaoru Yokota, Yuichi Futa, Tetsuya Inoue, Masao Nonaka | 2011-08-09 |
| 7984489 | Device registration system and device registration apparatus | Masaya Miyazaki, Yuichi Futa, Toshihisa Nakano, Hiroki Yamauchi, Soichiro Fujioka +1 more | 2011-07-19 |
| 7979731 | Time authentication device, time authentication method, computer program, recording medium, integrated circuit, and time authentication system | Yuichi Futa, Hiroki Yamauchi, Toshihisa Nakano | 2011-07-12 |
| 7971265 | Content management system | Yuko Tsusaka, Soichiro Fujioka | 2011-06-28 |
| 7958353 | Information security device | Toshihisa Nakano, Shinichi Marui | 2011-06-07 |
| 7958240 | Group judgment device | Yuichi Futa, Hiroki Yamauchi, Yuusaku Ohta | 2011-06-07 |
| 7949703 | Group admission system and server and client therefor | Toshihisa Nakano, Yuichi Futa | 2011-05-24 |
| 7940927 | Information security device and elliptic curve operating device | Yuichi Futa | 2011-05-10 |
| 7925697 | Group judgment device | Yuichi Futa, Hiroki Yamauchi, Yuusaku Ohta | 2011-04-12 |
| 7886365 | Content-log analyzing system and data-communication controlling device | Yuichi Futa, Motoji Ohmori, Hirohito Kitatora, Makoto Tatebayashi, Kaoru Yokotoa | 2011-02-08 |