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Circulator
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Patent number D605280
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Issue date Dec 1, 2009
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Tiger Focus Trading Ltd.
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Mike Chen
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D23 - Environmental heating and cooling
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Portable audio device
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Patent number D596150
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Issue date Jul 14, 2009
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Mike Chen
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D14 - Recording, communication, or information retrieval equipment
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Signal line connector
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Patent number 7,413,487
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Issue date Aug 19, 2008
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Surtec Industries Inc.
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Michael C. H. Chen
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H01 - BASIC ELECTRIC ELEMENTS
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Power supply
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Patent number D564961
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Issue date Mar 25, 2008
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Topower Computer Industrial Co., Ltd.
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Michael Chen
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D13 - Equipment for production, distribution, or transformation of energy
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Power transmission cable
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Patent number 7,252,542
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Issue date Aug 7, 2007
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Topower Computer Industrial Co., Ltd.
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Michael Chen
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H01 - BASIC ELECTRIC ELEMENTS
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