Fujitsu Corporation

Yasuo Noshiro

Yuichi Nakamura

Hideyuki Takahashi

Michiteru Kodama

Katsuro Saito

Teruo Mizutani

Hiroaki Matsuo

Yutaka Akimoto

A purchasing company registers selling companies with which she does not want to trade in a setting management unit, and a selling company registers purchasing companies with which she does not want to trade in the setting management unit. The registration information is stored in a selling company/purchasing company table. An electronic catalog is made public only to purchasing companies with which the selling company permits trade. A transaction unit makes an estimate request received from a purchasing company public only to selling companies with which the purchasing company permits trade.

Electronic purchase system and method thereof

Growing community of inventors

Kawasaki, Japan

Yasuo Noshiro