Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7317546 | Certification method and device and certificate issuer system | Tomomi Haruna, Shigeyuki Ito | 2008-01-08 |
| 6425522 | IC card information processing system, and apparatus and cards for the same | Kenji Matsumoto, Shigeyuki Itoh, Yutaka Takami, Masayuki Inoue, Koichi Yoneta +1 more | 2002-07-30 |
| 5781731 | Schedule management support system | Hiroyuki Koreeda, Yasuhiko Kasai, Tsukasa Yamauchi, Hajime Asuma, Shigeto Oeda +8 more | 1998-07-14 |
| 5612720 | Systems for processing information and identifying individual | Jun Ito, Hiroyuki Kumai, Yasumasa Matsuda, Akira Nakajima, Hiroyuki Koreeda +1 more | 1997-03-18 |
| 5453762 | Systems for processing information and identifying individual | Jun Ito, Hiroyuki Kumai, Yasumasa Matsuda, Akira Nakajima, Hiroyuki Koreeda +1 more | 1995-09-26 |