Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7310608 | Authentication method, authentication system, payment system, user apparatus and recording medium containing program for conducting authentication | Mitsuru Nakajima, Takayoshi Handa, Hitoshi Monma, Toshihiro Kodaka, Mikako Fujii | 2007-12-18 |
| 6211901 | Video data distributing device by video on demand | Yuji Hashimoto | 2001-04-03 |