Venable
Electronic transaction processing system with escrow card
 An electronic transaction processing system for transferring a monetary value between a payer and a receiver includes a first memory apparatus storing a payer's digital cash, a second memory apparatus storing a receiver's digital cash, and a third memory apparatus storing temporarily the payer's digital cash transferred from the first memory apparatus. A transaction is processed by transferring the digital cash transferred from the first memory apparatus to the second memory apparatus via the third memory apparatus. 
Oki Electric Industry Co., Ltd.
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G06Q G06Q G07F
inventional inventional inventional
Toru Makoto
Mori Saruya