Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7984489 | Device registration system and device registration apparatus | Natsume Matsuzaki, Masaya Miyazaki, Yuichi Futa, Toshihisa Nakano, 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, Natsume Matsuzaki, Toshihisa Nakano | 2011-07-12 |
| 7958240 | Group judgment device | Yuichi Futa, Yuusaku Ohta, Natsume Matsuzaki | 2011-06-07 |
| 7925697 | Group judgment device | Yuichi Futa, Yuusaku Ohta, Natsume Matsuzaki | 2011-04-12 |