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Lyndon Keefer
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Phoenix, AZ, US
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last 30 patents
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Patent Grant
Method for sample rate conversion of digital data
Patent number
6,313,765
Issue date
Nov 6, 2001
L-3 Communications Corporation
Lyndon M. Keefer
G11 - INFORMATION STORAGE
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Patent Grant
High power RF precision attenuator
Patent number
5,109,204
Issue date
Apr 28, 1992
Honeywell Inc.
Lyndon Keefer
H01 - BASIC ELECTRIC ELEMENTS