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Tamper-proof ballast enclosure
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Patent number 6,301,096
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Issue date Oct 9, 2001
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Philips Electronics North America Corporation
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George Wozniczka
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F21 - LIGHTING
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Electrical connecting device
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Patent number 6,179,655
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Issue date Jan 30, 2001
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Philips Electronics North America Corporation
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George Wozniczka
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H01 - BASIC ELECTRIC ELEMENTS
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Electrical connecting device
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Patent number 5,967,838
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Issue date Oct 19, 1999
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Philips Electronics North America Corporation
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George Wozniczka
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H01 - BASIC ELECTRIC ELEMENTS
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Electrical connecting device
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Patent number 5,931,696
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Issue date Aug 3, 1999
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Philips Electronics North America Corporation
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George Wozniczka
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H01 - BASIC ELECTRIC ELEMENTS
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Electrical connecting device
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Patent number 5,919,061
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Issue date Jul 6, 1999
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Philips Electronics North America Corporation
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George Wozniczka
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H01 - BASIC ELECTRIC ELEMENTS
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Heat sink
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Patent number 4,691,765
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Issue date Sep 8, 1987
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Zenith Electronics Corporation
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George Wozniczka
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H01 - BASIC ELECTRIC ELEMENTS