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Keith R. Manssen
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Long Grove, IL, US
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last 30 patents
Information
Patent Grant
Method for editing a received phone number prior to placing a call...
Patent number
5,963,876
Issue date
Oct 5, 1999
Motorola, Inc.
Keith Ronald Manssen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for identifying a failed subscriber unit in a...
Patent number
5,878,209
Issue date
Mar 2, 1999
Motorola, Inc.
Keith R. Manssen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for locating variable control channels by a mobile station i...
Patent number
5,809,421
Issue date
Sep 15, 1998
Motorola, Inc.
Keith R. Manssen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-frequency ceramic block filter with resonators in different p...
Patent number
5,731,746
Issue date
Mar 24, 1998
Motorola Inc.
Raymond L. Sokola
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Radiotelephone with easily accessible feature activation
Patent number
5,542,103
Issue date
Jul 30, 1996
Motorola, Inc.
Matthew D. Mottier
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless telephone with frequency inversion scrambling
Patent number
5,140,635
Issue date
Aug 18, 1992
Motorola, Inc.
Michael W. Houghton
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ceramic block filter with co-fired coupling pins
Patent number
5,010,309
Issue date
Apr 23, 1991
Motorola, Inc.
Keith R. Manssen
H01 - BASIC ELECTRIC ELEMENTS