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Tunable OPO laser
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Patent number 7,869,471
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Issue date Jan 11, 2011
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Photonics Industries International, Inc.
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Yusong Yin
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G02 - OPTICS
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Harmonic laser
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Patent number 6,587,487
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Issue date Jul 1, 2003
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Photonics Industries International, Inc.
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Yusong Yin
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H01 - BASIC ELECTRIC ELEMENTS
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High power laser
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Patent number 6,584,134
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Issue date Jun 24, 2003
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Photonics Industries International, Inc.
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Yusong Yin
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H01 - BASIC ELECTRIC ELEMENTS
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High power laser
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Patent number 6,366,596
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Issue date Apr 2, 2002
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Photonics Industries International, Inc.
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Yusong Yin
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H01 - BASIC ELECTRIC ELEMENTS
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Attenuator
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Patent number 6,356,578
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Issue date Mar 12, 2002
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Photonics Industries International, Inc.
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Yusong Yin
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G02 - OPTICS
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Laser with harmonic cavity
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Patent number 6,327,281
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Issue date Dec 4, 2001
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Photonics Industries International, Inc.
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Yusong Yin
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H01 - BASIC ELECTRIC ELEMENTS
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-
-
-
-
-
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75553516 - PHOTONICS INDUSTRIES
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Serial number 75553516
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Registration number 2282321
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Filing date Sep 16, 1998
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Photonics Industries International, Inc.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments