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:
May. 19, 2026
Filed:
Jun. 02, 2021
Ntt, Inc., Tokyo, JP;
NTT, Inc., Tokyo, JP;
Abstract
An electronic currency system including an issue bank server and a financial institution server, wherein the issue bank server includes a currency issue certificate issue unit that generates a currency issue certificate and transmits the generated currency issue certificate to the financial institution server, and a currency issue unit that adds a signature to a currency issue message in a predetermined electronic currency unit and transmits the currency issue message to the financial institution server, and the financial institution server includes a currency issue certificate issue reception unit that receives issue of the currency issue certificate from the issue bank server, and a currency issue reception unit that receives the currency issue message from the issue bank server, verifies the signature of the received currency issue message based on the currency issue certificate, and storing the issued currency in an unused currency storage unit.