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Sub-cycle digital distance relay
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Patent number 5,453,903
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Issue date Sep 26, 1995
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ABB Power T&D Company, Inc.
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Kung C. Chow
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Electronic reverse power relay
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Patent number 4,698,718
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Issue date Oct 6, 1987
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Westinghouse Electric Corp.
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Kung C. Chow
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Overcurrent relay
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Patent number 4,176,386
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Issue date Nov 27, 1979
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Westinghouse Electric Corp.
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Kung C. Chow
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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