Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8265267 | Information security device | Yuichi Futa, Natsume Matsuzaki | 2012-09-11 |
| 8261084 | Unauthorized contents detection system | Yuichi Futa, Toshihisa Nakano, Kaoru Yokota, Motoji Ohmori, Masaya Miyazaki +3 more | 2012-09-04 |
| 8180060 | Telemedical system | Kazuhiro Aizu, Yosuke Tajika, Daisuke Kobayashi, Hiromichi Nishiyama, Natsume Matsuzaki +2 more | 2012-05-15 |
| 8135130 | Data encryption apparatus, data converting method, data converting program, recording medium and integrated circuit | Kaoru Yokota, Motoji Ohmori | 2012-03-13 |
| 8126318 | Recording device, system, integrated circuit, program, and recording method | Yoshiaki Iwata, Yoichi Yamamoto, Motoji Ohmori | 2012-02-28 |
| 8094811 | Data encryption device and data encryption method | Kaoru Yokota | 2012-01-10 |
| 8077980 | Image processing apparatus | Natsume Matsuzaki, Kaoru Yokota, Mitsuhiro Inoue, Tohru Nakahara, Akio Higashi | 2011-12-13 |
| 8054967 | Computer system and computer program executing encryption or decryption | Kaoru Yokota, Motoji Ohmori | 2011-11-08 |
| 8015614 | Information security device | Natsume Matsuzaki, Kaoru Yokota | 2011-09-06 |
| 7995766 | Group subordinate terminal, group managing terminal, server, key updating system, and key updating method therefor | Taichi Sato, Kaoru Yokota, Natsume Matsuzaki, Yuichi Futa, Tetsuya Inoue | 2011-08-09 |
| 7969322 | Processor | Kazuhiko Yamauchi, Yoshiaki Iwata | 2011-06-28 |
| 7937763 | Processor and processing apparatus performing virus protection | Soichiro Fujioka, Kazuhiko Yamauchi, Tomokazu Kanamaru, Motoji Ohmori, Yoshiaki Iwata | 2011-05-03 |
| 7900062 | Unauthorized contents detection system | Yuichi Futa, Toshihisa Nakano, Kaoru Yokota, Motoji Ohmori, Masaya Miyazaki +3 more | 2011-03-01 |
| 7860255 | Content distribution server, key assignment method, content output apparatus, and key issuing center | Yuichi Futa, Motoji Ohmori, Shigeru Yamada, Tetsuya Inoue, Yoji Kumazaki | 2010-12-28 |
| 7774852 | Health care system, key management server and method for managing key, and encrypting device and method for encrypting vital sign data | Kaoru Yokota, Yuichi Futa, Natsume Matsuzaki, Shunji Harada | 2010-08-10 |
| 7743261 | Unauthorized contents detection system | Yuichi Futa, Toshihisa Nakano, Kaoru Yokota, Motoji Ohmori, Masaya Miyazaki +3 more | 2010-06-22 |
| 7617536 | Unauthorized device detection device, unauthorized device detection system, unauthorized device detection method, program, recording medium, and device information update method | Toshihisa Nakano, Yuichi Futa, Motoji Ohmori, Takeshi Gomi, Kazukuni Kobara +1 more | 2009-11-10 |
| 7549061 | Unauthorized contents detection system | Yuichi Futa, Toshihisa Nakano, Kaoru Yokota, Motoji Ohmori, Masaya Miyazaki +3 more | 2009-06-16 |
| 7519685 | Contents linkage information delivery system | Masato Yamamichi, Motoji Ohmori, Masaya Yamamoto, Wataru Ikeda, Masataka Minami +2 more | 2009-04-14 |