Fredrick A. Aldridge

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Russiaville, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated AM-FM mixer
- Patent number 4,688,263
- Issue date Aug 18, 1987
- General Motors Corporation
- Fredrick A. Aldridge
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Noise blanking signal generator for AM radio
- Patent number 4,637,066
- Issue date Jan 13, 1987
- General Motors Corporation
- Richard A. Kennedy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
AGC voltage generator with automatic rate switching
- Patent number 4,633,518
- Issue date Dec 30, 1986
- General Motors Corporation
- Richard A. Kennedy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic gain control circuit
- Patent number 4,424,494
- Issue date Jan 3, 1984
- General Motors Corporation
- Fredrick A. Aldridge
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low level LC oscillator
- Patent number 4,243,954
- Issue date Jan 6, 1981
- General Motors Corporation
- Burtron D. Schertz
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio receiver audio attenuator
- Patent number 4,198,603
- Issue date Apr 15, 1980
- General Motors Corporation
- Frederick A. Aldridge
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power amplifier protection circuit
- Patent number 4,053,996
- Issue date Oct 18, 1977
- General Motors Corporation
- Burtron D. Schertz
- H03 - BASIC ELECTRONIC CIRCUITRY