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Ground fault circuit breaker
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Patent number 6,442,006
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Issue date Aug 27, 2002
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General Electric Company
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Richard Dudley Baertsch
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H01 - BASIC ELECTRIC ELEMENTS
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Radiation detector
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Patent number 4,146,904
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Issue date Mar 27, 1979
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General Electric Company
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Richard D. Baertsch
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G01 - MEASURING TESTING
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Charge transfer filter
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Patent number 4,124,861
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Issue date Nov 7, 1978
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General Electric Company
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Richard D. Baertsch
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G11 - INFORMATION STORAGE
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Balanced transversal filter
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Patent number 4,032,867
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Issue date Jun 28, 1977
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General Electric Company
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William E. Engeler
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H03 - BASIC ELECTRONIC CIRCUITRY
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