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David P. Stumbo
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Scottsdale, AZ, US
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last 30 patents
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Patent Grant
Acoustic wave filter package lid attachment apparatus and method ut...
Patent number
5,729,185
Issue date
Mar 17, 1998
Motorola Inc.
Gary Carl Johnson
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Saw filter device for radio tranceiver utilizing different coupling...
Patent number
5,726,610
Issue date
Mar 10, 1998
Motorola Inc.
Donald Eugene Allen
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Filter
Patent number
5,632,909
Issue date
May 27, 1997
Motorola, Inc.
Donald E. Allen
H03 - BASIC ELECTRONIC CIRCUITRY