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Project light device
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Patent number 12,352,396
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Issue date Jul 8, 2025
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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F21 - LIGHTING
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Side projector light
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Patent number 12,338,975
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Issue date Jun 24, 2025
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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F21 - LIGHTING
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Mobile terminal
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Patent number 12,335,423
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Issue date Jun 17, 2025
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Huawei Technologies Co., Ltd.
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Cheng Zhang
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G06 - COMPUTING CALCULATING COUNTING
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Firework lighting device
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Patent number 12,092,296
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Issue date Sep 17, 2024
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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F21 - LIGHTING
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Light string
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Patent number 12,007,085
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Issue date Jun 11, 2024
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Gemmy Industries Corp.
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Cheng-Chun Zhang
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F21 - LIGHTING
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Micro-metering device with constant flow rate
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Patent number 11,953,119
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Issue date Apr 9, 2024
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SHENZHEN KEYTO FLUID TECHNOLOGY CO., LTD
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Cheng Zhang
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Modeling projection lamp
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Patent number 11,675,260
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Issue date Jun 13, 2023
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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F21 - LIGHTING
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-
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Plug
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Patent number 11,165,192
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Issue date Nov 2, 2021
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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H01 - BASIC ELECTRIC ELEMENTS
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Waterproof lamp decoration
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Patent number 10,948,174
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Issue date Mar 16, 2021
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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F21 - LIGHTING
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Rotary image projector
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Patent number 10,928,715
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Issue date Feb 23, 2021
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Audio-lighting control system
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Patent number 10,478,743
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Issue date Nov 19, 2019
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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A63 - SPORTS GAMES AMUSEMENTS
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Pattern projector
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Patent number 10,353,211
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Issue date Jul 16, 2019
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Gemmy Industries Corporation
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Cheng Chun Zhang
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G02 - OPTICS
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Decorative light
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Patent number 10,234,118
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Issue date Mar 19, 2019
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Gemmy Industries Corp.
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Cheng-Chun Zhang
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F21 - LIGHTING
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Outdoor projector
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Patent number 10,203,105
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Issue date Feb 12, 2019
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Gemmy Industries Corporation
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Cheng Chun Zhang
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F21 - LIGHTING
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Rotation projector
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Patent number 10,146,120
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Issue date Dec 4, 2018
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GEMMY INDUSTRIES CORPORATION
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Cheng-Chun Zhang
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Telescopic projector
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Patent number 10,120,270
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Issue date Nov 6, 2018
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Gemmy Industries Corporation
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Cheng-Chun Zhang
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G02 - OPTICS
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Projection kaleidoscope
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Patent number 10,108,019
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Issue date Oct 23, 2018
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Gemmy Industries Corporation
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Cheng Chun Zhang
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G02 - OPTICS
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