Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7848405 | Communication system | Kinichi Higure | 2010-12-07 |
| 6595418 | Enhanced article management system and method | Keisuke Igarashi, Kazuo Akaike, Yuzo Miura, Yukio Otani, Toshio Ogawa | 2003-07-22 |