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Elevator cab air purification
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Patent number 11,898,776
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Issue date Feb 13, 2024
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Otis Elevator Company
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Patricia Derwinski
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F24 - HEATING RANGES VENTILATING
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Air cleaner
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Patent number 11,892,194
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Issue date Feb 6, 2024
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LG Electronics Inc.
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Taeman Yang
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F24 - HEATING RANGES VENTILATING
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Pass box
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Patent number 11,885,529
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Issue date Jan 30, 2024
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Hitachi Industrial Equipment Systems Co., Ltd.
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Takeshi Kaneko
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F24 - HEATING RANGES VENTILATING
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Air cleaner
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Patent number 11,873,842
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Issue date Jan 16, 2024
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MIRO CO., LTD.
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Dong Jin Seo
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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System for treating air
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Patent number 11,826,499
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Issue date Nov 28, 2023
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CEC TECHNOLOGIES, INC.
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William R. Johnston
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F24 - HEATING RANGES VENTILATING
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Transfer chamber
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Patent number 11,823,923
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Issue date Nov 21, 2023
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Sinfonia Technology Co., Ltd.
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Toshihiro Kawai
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Air sterilizing device
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Patent number 11,806,450
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Issue date Nov 7, 2023
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Guodong Du
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Pass box
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Patent number 11,793,901
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Issue date Oct 24, 2023
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Hitachi Industrial Equipment Systems Co., Ltd.
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Takeshi Kaneko
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F24 - HEATING RANGES VENTILATING
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Air treatment device
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Patent number 11,774,114
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Issue date Oct 3, 2023
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Daikin Industries, Ltd.
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Hidekazu Tanaka
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Air purifier with filter unit
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Patent number 11,759,738
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Issue date Sep 19, 2023
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Electrolux Appliances Aktiebolag
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Baris Tanyildiz
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Furniture with air filter support
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Patent number 11,744,363
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Issue date Sep 5, 2023
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SPECIAL-T, LLC
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Stephen Rozeboom
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Work hood
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Patent number 11,698,199
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Issue date Jul 11, 2023
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AIREX CO., LTD.
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Koji Kawasaki
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Air purification tent
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Patent number 11,690,460
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Issue date Jul 4, 2023
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Blueair AB
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Johan Daniel Wennerström
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Encapsulated cleanroom system
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Patent number 11,686,479
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Issue date Jun 27, 2023
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National Institute of Advanced Industrial Science and Technology
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Shiro Hara
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F24 - HEATING RANGES VENTILATING
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Air purifier
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Patent number 11,674,714
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Issue date Jun 13, 2023
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LG Electronics Inc.
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Jiyoung Kang
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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