Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807390 | Image forming apparatus | Takeo Suda, Shinichi Kawahara, Ken Amemiya, Hiroshi Ono, Hiroshi Mizusawa | 2004-10-19 |
| 6807395 | Computer assisted learning system, storage server used for computer assisted learning system and computer readable media recording program used in storage server | Ryuji Iwazaki, Hiroshi Yamamoto, Yuki Kamata, Tatsuya Haraguchi, Shuichi Tsujimoto | 2004-10-19 |