Joe Foster

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Rockford, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Noise filter for zero crossing detector
- Patent number 5,043,653
- Issue date Aug 27, 1991
- Sundstrand Corporation
- Joseph E. Foster
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency insensitive digital phase angle measuring circuit
- Patent number 5,019,718
- Issue date May 28, 1991
- Sundstrand Corporation
- Joseph Foster
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of testing n-bit programmable counters
- Patent number 4,991,185
- Issue date Feb 5, 1991
- Sundstrand Corporation
- David Hatten
- G06 - COMPUTING CALCULATING COUNTING