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Benjamin F. Weigand
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Baltimore, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Frequency hopping radio transmitter apparatus and method providing...
Patent number
6,028,885
Issue date
Feb 22, 2000
Northrop Grumman Corporation
Ronald William Minarik
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digitally programmable radio modules for navigation systems
Patent number
5,909,193
Issue date
Jun 1, 1999
Northrop Grumman Corporation
William C. Phillips
G01 - MEASURING TESTING
Information
Patent Grant
Common transmit module for a programmable digital radio
Patent number
5,867,535
Issue date
Feb 2, 1999
Northrop Grumman Corporation
William C. Phillips
G01 - MEASURING TESTING
Information
Patent Grant
Common receive module for a programmable digital radio
Patent number
5,859,878
Issue date
Jan 12, 1999
Northrop Grumman Corporation
William C. Phillips
G01 - MEASURING TESTING
Information
Patent Grant
Wide band radio-frequency converter having multiple use of intermed...
Patent number
5,548,839
Issue date
Aug 20, 1996
Stephen P. Caldwell
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Low noise impedance-matched video amplifier
Patent number
5,374,966
Issue date
Dec 20, 1994
Westinghouse Electric Corporation
Benjamin F. Weigand
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital-to-analog converter
Patent number
4,430,642
Issue date
Feb 7, 1984
Westinghouse Electric Corp.
Benjamin F. Weigand
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dynamically calibrated successive ranging A/D conversion system and...
Patent number
4,342,983
Issue date
Aug 3, 1982
Westinghouse Electric Corp.
Benjamin F. Weigand
H03 - BASIC ELECTRONIC CIRCUITRY