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Optical lens
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Patent number 8,339,717
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Issue date Dec 25, 2012
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Han's Laser Technology Co., Ltd.
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Jiaying Li
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Optical lens
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Patent number 8,331,043
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Issue date Dec 11, 2012
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Han's Laser Technology Co., Ltd.
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Jiaying Li
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G02 - OPTICS
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Third harmonic laser system
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Patent number 6,690,692
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Issue date Feb 10, 2004
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Hans Laser Technology Co., Ltd.
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Yun Feng Gao
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H01 - BASIC ELECTRIC ELEMENTS
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77707818 - HAN'S LASER
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Serial number 77707818
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Filing date Apr 6, 2009
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Han's Laser Technology Corporation
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7 - Machines and machine tools
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79029352 - HAN'S
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Serial number 79029352
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Registration number 3612511
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Filing date Jul 6, 2006
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Han's Laser Technology Co., Ltd.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments