Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453379 | Information processing system and true/false determining method used therefor | Satoshi Nishiumi, Atsushi Watanabe | 2002-09-17 |
| 6230232 | Information processing system and true/false determining method used therefor | Satoshi Nishiumi, Atsushi Watanabe | 2001-05-08 |
| 6141730 | Information processing system and true/false determining method used therefor | Satoshi Nishiumi, Atsushi Watanabe | 2000-10-31 |