Electronic certificate signature program

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6745327
SERIAL NO

09244243

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An electronic certificate signature program to create electronic signatures for documents, filings, and commercial transactions effectuated over the Internet, other computer networks or by other transmission means. A digital certificate is issued to a computer user after a personal identity verification. The personalized digital certificate may include biometric data, such as a photograph, a retinal scan, a voice print, a fingerprint, a handwriting exemplar, or other biologically derived data, and a date and time stamp, all of which is digitally signed using the private key of the issuing computer. If a hardware token is employed to house the certificate, some or all of the biometric data is printed on the exterior. A digital signature is effectuated using a network computer's private key. A user presents the digital certificate and enters a unique passphrase or other identifying secret to gain access. The signature on the electronic document or data incorporates certain of the certificate information and a date and time stamp. This method positively authenticates the user. Multiple users may share the same private key of a network computer using this method. Individual private signature keys are not employed.

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Patent Owner(s)

Patent OwnerAddress
RAKUTEN INCTOKYO TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Messing, John H 3900 E. Broadway Blvd., Suite 201, Tucson, AZ 85711 3 193

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