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  • F04C29/06
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

Current Industry

F04C29/06Silencing
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary compressor
    • Patent number 12,209,781
    • Issue date Jan 28, 2025
    • Fujitsu General Limited
    • Ryo Akimoto
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Electric compressor
    • Patent number 12,209,588
    • Issue date Jan 28, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Noritaka Nishimori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric compressor with isolation constraint system
    • Patent number 12,203,470
    • Issue date Jan 21, 2025
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Low-pressure chamber rotary compressor and air conditioner
    • Patent number 12,196,205
    • Issue date Jan 14, 2025
    • GUANGZHOU DESHAN CNC TECHNOLOGY CO., LTD.
    • Yingxue Luo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor containing oil separator with multiple internal muffler...
    • Patent number 12,163,522
    • Issue date Dec 10, 2024
    • Daikin Industries, Ltd.
    • Yoshiyuki Uemura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,152,590
    • Issue date Nov 26, 2024
    • SIAM COMPRESSOR INDUSTRY CO., LTD.
    • Nutthaporn Chalearmwattananon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sound absorbing cover and vibration insulating support for an elect...
    • Patent number 12,129,855
    • Issue date Oct 29, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Noritaka Nishimori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,129,854
    • Issue date Oct 29, 2024
    • LG Electronics Inc.
    • Seungmock Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic electric compressor
    • Patent number 12,092,112
    • Issue date Sep 17, 2024
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Takuji Sasa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,078,175
    • Issue date Sep 3, 2024
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having injection passage containing muffler
    • Patent number 12,071,948
    • Issue date Aug 27, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yoshihiro Fukaya
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor provided with a discharge muffler arrangement
    • Patent number 12,066,025
    • Issue date Aug 20, 2024
    • Danfoss Commercial Compressors
    • Remi Bou Dargham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Positive displacement roots blower noise suppression
    • Patent number 12,060,881
    • Issue date Aug 13, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael J. Lucas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor and refrigeration cycle apparatus
    • Patent number 12,060,884
    • Issue date Aug 13, 2024
    • CARRIER JAPAN CORPORATION
    • Takuya Hirayama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Baffle plate for compressor, compressor, and refrigeration apparatus
    • Patent number 12,049,897
    • Issue date Jul 30, 2024
    • GUANGDONG MEIZHI COMPRESSOR CO., LTD.
    • Yang Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Muffler with metallic meshed rings
    • Patent number 12,050,032
    • Issue date Jul 30, 2024
    • Carrier Corporation
    • Anthony S. Molavi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor and home appliance including the same
    • Patent number 12,044,224
    • Issue date Jul 23, 2024
    • Samsung Electronics Co., Ltd.
    • Soodol Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Accumulator fixing device for compressor and compressor having the...
    • Patent number 12,031,440
    • Issue date Jul 9, 2024
    • LG Electronics Inc.
    • Kwangkyou Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor and electronic device using the same
    • Patent number 12,031,540
    • Issue date Jul 9, 2024
    • Samsung Electronics Co., Ltd.
    • Jahyun Nam
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having sealed-oil interception structure
    • Patent number 12,025,125
    • Issue date Jul 2, 2024
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Xiaowei Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Muffler device and compressor having the same
    • Patent number 12,025,134
    • Issue date Jul 2, 2024
    • Danfoss (Tianjin) Ltd.
    • Jiangbo Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump with integrated cowling and discharge muffler
    • Patent number 12,006,937
    • Issue date Jun 11, 2024
    • Agilent Technologies, Inc.
    • Vannie Lu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,933,297
    • Issue date Mar 19, 2024
    • Sanden Corporation
    • Hironobu Inaba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor configured to compress a process gas and dampen pu...
    • Patent number 11,920,596
    • Issue date Mar 5, 2024
    • MAN Energy Solutions SE
    • Ralf Gödde
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw rotor processing method and screw rotor lead correction calcu...
    • Patent number 11,890,721
    • Issue date Feb 6, 2024
    • HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
    • Toshio Yamanaka
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Two-cylinder rotary compressor with mufflers
    • Patent number 11,885,330
    • Issue date Jan 30, 2024
    • Fujitsu General Limited
    • Tatsuya Yasui
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric compressor with isolation constraint system
    • Patent number 11,879,457
    • Issue date Jan 23, 2024
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,173
    • Issue date Jan 9, 2024
    • Sanden Corporation
    • Tetsuya Imai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,182
    • Issue date Jan 9, 2024
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Xiangmin Jia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including silencer device containing silencing holes
    • Patent number 11,846,288
    • Issue date Dec 19, 2023
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Yuanyuan Wei
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20250043786
    • Publication date Feb 6, 2025
    • HANON SYSTEMS
    • Eun Gi Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20250020126
    • Publication date Jan 16, 2025
    • DAIKIN INDUSTRIES, LTD.
    • Yoshiyuki UEMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR AND REFRIGERATION APPARATUS
    • Publication number 20250012281
    • Publication date Jan 9, 2025
    • DAIKIN INDUSTRIES, LTD.
    • Tatsuya KATAYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250003406
    • Publication date Jan 2, 2025
    • HANON SYSTEMS
    • Se Young Song
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT ROOTS BLOWER NOISE SUPPRESSION
    • Publication number 20240384718
    • Publication date Nov 21, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael J. Lucas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VIBRATION FREQUENCY ADJUSTMENT SYSTEM
    • Publication number 20240384773
    • Publication date Nov 21, 2024
    • YORK (WUXI) AIR CONDITIONING AND REFRIGERATION CO. , LTD.
    • Qinghua Tang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20240344518
    • Publication date Oct 17, 2024
    • LG ELECTRONICS INC.
    • Seseok SEOL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A SCROLL COMPRESSOR
    • Publication number 20240337263
    • Publication date Oct 10, 2024
    • SIAM COMPRESSOR INDUSTRY CO., LTD.
    • Nutthaporn CHALEARMWATTANANON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TUBE ASSEMBLY, COMPRESSOR, REFRIGERATION APPARATUS, AND METHOD OF M...
    • Publication number 20240309975
    • Publication date Sep 19, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Kenji NAGAHARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MOTOR-DRIVEN COMPRESSOR
    • Publication number 20240310088
    • Publication date Sep 19, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Shun Ito
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW-PRESSURE CHAMBER ROTARY COMPRESSOR AND AIR CONDITIONER
    • Publication number 20240271621
    • Publication date Aug 15, 2024
    • GUANGZHOU DESHAN CNC TECHNOLOGY CO., LTD.
    • Yingxue Luo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240263632
    • Publication date Aug 8, 2024
    • Mitsubishi Electric Corporation
    • Kengo KOMORI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR HAVING INJECTION PASSAGE CONTAINING MUFFLER
    • Publication number 20240229792
    • Publication date Jul 11, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yoshihiro FUKAYA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electric Pump And Compressor Assembly, Systems Comprising Same, And...
    • Publication number 20240191707
    • Publication date Jun 13, 2024
    • Nott Company
    • Dusten Carl O'Konek
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20240151232
    • Publication date May 9, 2024
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Shunsuke YAKUSHIJI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL-TYPE COMPRESSOR
    • Publication number 20240133378
    • Publication date Apr 25, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yoshihiro FUKAYA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR WITH ISOLATION CONSTRAINT SYSTEM
    • Publication number 20240117807
    • Publication date Apr 11, 2024
    • MAHLE International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20240102473
    • Publication date Mar 28, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Shuji ERA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240052839
    • Publication date Feb 15, 2024
    • LG ELECTRONICS INC.
    • Seungmock LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20240018961
    • Publication date Jan 18, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Yoshiyuki UEMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP WITH INTEGRATED COWLING AND DISCHARGE MUFFLER
    • Publication number 20230392601
    • Publication date Dec 7, 2023
    • Agilent Technologies, Inc.
    • Vannie Lu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230383751
    • Publication date Nov 30, 2023
    • EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
    • Zhenfei DUAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NOISE AND VIBRATION MANAGEMENT FOR SMOKE EVACUATION SYSTEM
    • Publication number 20230340958
    • Publication date Oct 26, 2023
    • MEGADYNE MEDICAL PRODUCTS, INC.
    • Chad S. Frampton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR HAVING VACUUM AND ASSOCIATED METHODS FOR LOADING AND...
    • Publication number 20230340957
    • Publication date Oct 26, 2023
    • Industrial Vacuum Transfer Services USA, LLC
    • Randall Earl Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PACKAGE-TYPE COMPRESSOR
    • Publication number 20230332603
    • Publication date Oct 19, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yuki ISHIZUKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20230313798
    • Publication date Oct 5, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Noritaka NISHIMORI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20230313799
    • Publication date Oct 5, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Takahiro KATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC COMPRESSOR
    • Publication number 20230287887
    • Publication date Sep 14, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Toshiharu AWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ACCUMULATOR FIXING DEVICE FOR COMPRESSOR AND COMPRESSOR HAVING THE...
    • Publication number 20230235670
    • Publication date Jul 27, 2023
    • LG ELECTRONICS INC.
    • Kwangkyou LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230204035
    • Publication date Jun 29, 2023
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...