04937581 is referenced by 79 patents and cites 29 patents.

An identification system to identify objects from a remote interrogation station may be used with moving objects such as railroad cars. The system remotely programs and stores information on an object and remotely retrieves information from the object. An information and identity storage device is located on the object and at least one interrogation station is located remotely from the object.

Title
Electronic identification system
Application Number
234570
Publication Number
4937581
Application Date
July 20, 1989
Publication Date
June 26, 1990
Inventor
William K Brockelsby
Edmonton
CA
Conrad M B Walker
Edmonton
CA
Howard A Baldwin
Lakeside
AZ, US
Agent
Fitch Even Tabin & Flannery
Assignee
EID Electronic Identification Systems
CA
IPC
G01S 13/74
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