04837822 is referenced by 46 patents and cites 20 patents.

The present invention relates to electronic locks and electronic locking systems, to electronic locking systems which use remotely encoded keycards and, in particular, to an electronic locking system which utilizes public key cryptography.

Title
Cryptographic based electronic lock system and method of operation
Application Number
6/849472
Publication Number
4837822
Application Date
April 8, 1986
Publication Date
June 6, 1989
Inventor
Victor H Yee
Oakland
CA, US
Stephen H Vollum
Sherwood
OR, US
Charles A Vollum
Sherwood
OR, US
Ronald D Lichty
San Francisco
CA, US
Leonard L Hofheins
Concord
CA, US
James R Goldberg
Novato
CA, US
Wayne Davison
Portland
OR, US
Thomas W Crosley
Saratoga
CA, US
Agent
Flehr Hohbach Test Albritton & Herbert
Assignee
Schlage Lock Company
CA, US
IPC
H04L 9/04
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