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:
Dec. 15, 2009
Filed:
Aug. 18, 2005
Eiichi Horita, Mitaka, JP;
Satoshi Ono, Tokyo, JP;
Hidetaka Ishimoto, Tokorozawa, JP;
Akira Takura, Kanagawa, JP;
Eiichi Horita, Mitaka, JP;
Satoshi Ono, Tokyo, JP;
Hidetaka Ishimoto, Tokorozawa, JP;
Akira Takura, Kanagawa, JP;
Abstract
An event-ordering certification systemincludes a certification apparatus, a plurality of user apparatuses(i=a, b, . . . , n), an audit apparatusfor performing an audit of an event-ordering receipt published by the certification apparatusand a networkfor connecting these elements with each other. In response to an event-ordering request from one user apparatus, the certification apparatuspublishes the event-ordering receipt and sends it to the user apparatus. If a mistrust is produced in the event-ordering receipt, the user apparatusverifies the event-ordering receipt with the use of data published by the certification apparatusand an audit result by the audit apparatus