Issued Patents All Time
Showing 1–3 of 3 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, Koichi Kitamura | 2003-11-18 |
| 6647304 | Product management method and system | Takahiro Tsukishima, Masayuki Kan, Koichi Kitamura | 2003-11-11 |
| 4636966 | Method of arranging logic circuit devices on logic circuit board | Norio Yamada, Hayashi Kajitani, Mitsugu Edagawa | 1987-01-13 |