Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816415 | ADDITIONAL INFORMATION READ/WRITE SYSTEM, ADDITIONAL INFORMATION READ/WRITE METHOD, ADDITIONAL INFORMATION READ/WRITE PROGRAM, COMPUTER-READABLE PROGRAM STORAGE MEDIUM STORING ADDITIONAL INFORMATION READ/WRITE PROGRAM, AND ID/ADDITIONAL INFORMATION DISTRIBUTING APPARATUS. | Yoriaki Kanada, Akie Sugiyama, Toru Aida | 2004-11-09 |
| 6745092 | Product management system, and host computer and recorded medium used in the system | Noriyuki Yajima, Kenichi Watatani | 2004-06-01 |