Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650286 | Method of collecting information of physical distribution of products and system for offering information of product positions | Takahiro Tsukishima, Masayuki Kan, Kyoji Chiba | 2003-11-18 |
| 6647304 | Product management method and system | Takahiro Tsukishima, Masayuki Kan, Kyoji Chiba | 2003-11-11 |