Loading patent…
OwnerHiroki Watanabe, Shigenori Ohashi +3inventors
InventorsHiroki Watanabe, Shigenori Ohashi, Shigeru Fujimura, Atsushi Nakadaira, Kota HIDAKA
Estimating the term…
The present invention efficiently coordinates a plurality of blockchains. A settlement system, including: a service provider device 2 that transmits a template information transaction including a template of a transaction to a network 4 of a first blockchain; a user device that transmits a payment information transaction including a payment amount and an electronic signature which is generated by using the template of the transaction registered in the first blockchain; and a smart contract 41 included in the first blockchain, in which the smart contract 41 uses the payment amount and the template of the transaction to verify the electronic signature included in the payment information transaction, and the service provider device 2 uses the template of the transaction, the electronic signature, and the payment amount registered in the first blockchain to generate a settlement transaction and transmits the settlement transaction to a network 3 of a second blockchain.
A settlement system in which a first blockchain and a second blockchain are coordinated, comprising:
A settlement method with a first blockchain and a second blockchain coordinated, comprising:
A user device in a settlement system in which a first blockchain and a second blockchain are coordinated, comprising:
A computer readable storage medium comprising a settlement program that causes a computer to function as a user device in a settlement system in which a first blockchain and a second blockchain are coordinated, comprising:
Dependencies are inferred from the claim text.