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Rolland R. Hackbart
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Buffalo Grove, IL, US
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last 30 patents
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Patent Grant
Communication device having multiple displays and method of operati...
Patent number
6,304,763
Issue date
Oct 16, 2001
Motorola, Inc.
Ketan R. Jahagirdar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication device having multiple displays and method of operati...
Patent number
6,125,286
Issue date
Sep 26, 2000
Motorola, Inc.
Ketan R. Jahagirdar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Capacitive power supply
Patent number
5,187,640
Issue date
Feb 16, 1993
Motorola, Inc.
Michael P. Metroka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Capacitive power supply
Patent number
5,121,288
Issue date
Jun 9, 1992
Motorola, Inc.
Michael P. Metroka
H04 - ELECTRIC COMMUNICATION TECHNIQUE