The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 2024
Filed:
Sep. 20, 2019
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Shigenori Ohashi, Yokosuka, JP;
Atsushi Nakadaira, Yokosuka, JP;
Shigeru Fujimura, Yokosuka, JP;
Masayoshi Chikada, Yokosuka, JP;
Tatsuro Ishida, Yokosuka, JP;
Hiroki Watanabe, Yokosuka, JP;
Kota Hidaka, Yokosuka, JP;
Junichi Kishigami, Muroran, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A settlement system includes a service provider devicewhich transmits a template information transaction including a template of a transaction to a networkof a first blockchain, a user device which transmits, to the networkof the first blockchain, a payment information transaction that includes an electronic signature generated by using the template of the transaction and a payment amount, and a smart contract, wherein the smart contractverifies the electronic signature by using the payment amount and the template of the transaction, the service provider devicegenerates a settlement transaction by using the template of the transaction, the electronic signature and the payment amount, and transmits the settlement transaction to a networkof a second blockchain, a plurality of output conditions are set to the template of the transaction, and the settlement transaction becomes usable when any one of the plurality of output conditions is satisfied.