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:
Nov. 11, 2025
Filed:
Feb. 24, 2023
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Kiyoshi Toshimitsu, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
According to an embodiment, an electronic approval system comprising at least one electronic approval device and an electronic approval server. The electronic approval device includes a biometric authentication unit and a security chip. The biometric authentication unit performs biometric authentication. The security chip generates reliability confirmation information using a private key stored in advance if a result of the biometric authentication is normal, and transmits the reliability confirmation information to the electronic approval server via the information processing device. The electronic approval server includes a processor. The processor stores an electronic approval record indicating that approval has been successfully performed in the electronic approval device based on a public key corresponding to the private key and the reliability confirmation information.