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Circuit breaker
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Patent number 5,331,301
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Issue date Jul 19, 1994
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Square D Company
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Oliver Glennon
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H01 - BASIC ELECTRIC ELEMENTS
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Circuit interrupter
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Patent number 5,200,873
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Issue date Apr 6, 1993
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Square D Company
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Oliver Glennon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Loss of neutral detecting circuit
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Patent number 5,191,318
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Issue date Mar 2, 1993
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Square D Company
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Oliver Glennon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Ground fault circuit interrupter
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Patent number 4,933,801
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Issue date Jun 12, 1990
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Square D Company
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Oliver Glennon
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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