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Sterilization device
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Patent number 12,133,925
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Issue date Nov 5, 2024
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SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
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Dae Hun Kim
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B66 - HOISTING LIFTING HAULING
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Escalator handrail washing device
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Patent number 12,024,401
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Issue date Jul 2, 2024
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SWIT CO., LTD.
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Kyeong Ho Park
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Light source apparatus
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Patent number 11,548,765
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Issue date Jan 10, 2023
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SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
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Dae Hun Kim
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F21 - LIGHTING
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Light source apparatus
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Patent number 11,518,656
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Issue date Dec 6, 2022
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SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
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Dae Hun Kim
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F21 - LIGHTING
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Sterilizing floor array
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Patent number 10,792,385
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Issue date Oct 6, 2020
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AT&T Intellectual Property I, L.P.
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Barrett M. Kreiner
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Transport device
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Patent number 10,597,261
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Issue date Mar 24, 2020
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THYSSENKRUPP ELEVATOR INNOVATION CENTER S.A.
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Juan Domingo González Pantiga
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B66 - HOISTING LIFTING HAULING
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Conveying apparatus
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Patent number 9,845,223
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Issue date Dec 19, 2017
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Thyssenkrupp Elevator AG
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Reinhardt Krämer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Escalator sterilization device
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Patent number 9,833,527
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Issue date Dec 5, 2017
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Lunghwa University of Science and Technology
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Kuen Ting
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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