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William W. Parker
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Naperville, IL, US
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last 30 patents
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Patent Grant
Periodic process timer
Patent number
6,385,637
Issue date
May 7, 2002
Rockwell Science Center, Inc.
Michael Peters
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Virtual PBX call processing method
Patent number
4,764,919
Issue date
Aug 16, 1988
American Telephone and Telegraph Company, AT&T Bell Laboratories
Paul D. Hunter
H04 - ELECTRIC COMMUNICATION TECHNIQUE