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Rotary dimmer and fan speed control
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Patent number D479205
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Issue date Sep 2, 2003
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Leviton Manufacturing Co., Inc.
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Edward Krajci
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D13 - Equipment for production, distribution, or transformation of energy
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Dual rotary dimmer and fan speed control
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Patent number D477286
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Issue date Jul 15, 2003
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Leviton Manufacturing Co., Inc.
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Edward Krajci
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D13 - Equipment for production, distribution, or transformation of energy
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Rotary dimmer and fan speed control
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Patent number D473851
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Issue date Apr 29, 2003
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Leviton Manufacturing Co., Inc.
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Edward Krajci
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D13 - Equipment for production, distribution, or transformation of energy
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Asymmetrical AC trigger simulation
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Patent number 5,854,519
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Issue date Dec 29, 1998
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Leviton Manufacturing Co., Inc.
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Bernard J. Gershen
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Capacitor-type motor speed controller
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Patent number 5,703,458
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Issue date Dec 30, 1997
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Leviton Manufacturing Co., Inc.
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Bernard Gershen
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Asymmetrical AC trigger simulation
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Patent number 5,619,081
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Issue date Apr 8, 1997
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Leviton Manufacturing Co., Inc.
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Bernard J. Gershen
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER