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  • F04C2210/206
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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 F04C2210/00Fluid

Current Industry

F04C2210/206Oil
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Element, device and method for compressing gas to be compressed hav...
    • Patent number 12,209,587
    • Issue date Jan 28, 2025
    • Atlas Copco Airpower, naamloze vennootschap
    • Mukesh Lalchandani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid transfer apparatus
    • Patent number 12,158,149
    • Issue date Dec 3, 2024
    • KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    • Yongkwon Koh
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pump system
    • Patent number 12,129,849
    • Issue date Oct 29, 2024
    • Laverne Schumann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gerotor pump as for a transmission
    • Patent number 12,092,201
    • Issue date Sep 17, 2024
    • Deere & Company
    • Javier Jose Perez
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having lubrication system
    • Patent number 12,078,173
    • Issue date Sep 3, 2024
    • Copeland LP
    • Stephen M. Seibel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 12,038,003
    • Issue date Jul 16, 2024
    • LG Innotek Co., Ltd
    • Sang Tae Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement lubricant pump having a radial inlet or outle...
    • Patent number 11,982,272
    • Issue date May 14, 2024
    • Pierburg Pump Technology GmbH
    • Massimiliano Lazzerini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane rotary compressor with pressure reducing member inserted into...
    • Patent number 11,971,032
    • Issue date Apr 30, 2024
    • LG Electronics Inc.
    • Kiyoul Noh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and refrigeration cycle apparatus
    • Patent number 11,933,306
    • Issue date Mar 19, 2024
    • Mitsubishi Electric Corporation
    • Tetsuro Hirami
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric oil pump
    • Patent number 11,920,591
    • Issue date Mar 5, 2024
    • NIDEC TOSOK CORPORATION
    • Koji Higuchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement oil pump including swing member
    • Patent number 11,905,948
    • Issue date Feb 20, 2024
    • Hitachi Astemo, Ltd.
    • Koji Saga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Oil pump with straightening member branching the suction passage
    • Patent number 11,879,461
    • Issue date Jan 23, 2024
    • Toyoda Gosei Co., Ltd.
    • Shinya Sakai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump stage assembly, external gear pump, use of a pump stage assemb...
    • Patent number 11,867,281
    • Issue date Jan 9, 2024
    • Vitesco Technologies GmbH
    • Christian Böhm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,867,175
    • Issue date Jan 9, 2024
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Automotive variable mechanical lubricant pump
    • Patent number 11,852,137
    • Issue date Dec 26, 2023
    • Pierburg Pump Technology GmbH
    • Carmine Cuneo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reel braking system
    • Patent number 11,840,422
    • Issue date Dec 12, 2023
    • MacNaught Pty Ltd
    • Marco Uccellani
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    All-metal conical combined screw pump suitable for petroleum field
    • Patent number 11,841,018
    • Issue date Dec 12, 2023
    • WUXI HENGXIN BEISHI TECHNOLOGY CO., LTD
    • Haiyang Liang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump shaft support structure
    • Patent number 11,821,425
    • Issue date Nov 21, 2023
    • KAWASAKI MOTORS, LTD.
    • Takahiro Yano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device with air introduction hole that opens into pump chamber...
    • Patent number 11,795,945
    • Issue date Oct 24, 2023
    • Mikuni Corporation
    • Norio Takehana
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump
    • Patent number 11,725,655
    • Issue date Aug 15, 2023
    • Toyoda Gosei Co., Ltd.
    • Shinya Sakai
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Vaned pump device having fluid pressure chambers located outside th...
    • Patent number 11,713,758
    • Issue date Aug 1, 2023
    • Hitachi Astemo, Ltd.
    • Tetsuya Ishii
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,713,762
    • Issue date Aug 1, 2023
    • Mitsubishi Electric Corporation
    • Kohei Tatsuwaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Control device of brushless DC motor
    • Patent number 11,646,688
    • Issue date May 9, 2023
    • Mikuni Corporation
    • Naoki Kobayashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump having a side member including a triangular-shaped protru...
    • Patent number 11,598,334
    • Issue date Mar 7, 2023
    • KYB Corporation
    • Fumiyasu Kato
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor having lubrication system
    • Patent number 11,566,624
    • Issue date Jan 31, 2023
    • Emerson Climate Technologies, Inc.
    • Stephen M. Seibel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid equalisation for multiple compressors
    • Patent number 11,555,495
    • Issue date Jan 17, 2023
    • Carrier Corporation
    • Nicolas Fonte
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hypotrochoid positive-displacement machine
    • Patent number 11,549,507
    • Issue date Jan 10, 2023
    • Genesis Advanced Technology Inc.
    • James Brent Klassen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flow-optimised vane pump
    • Patent number 11,549,508
    • Issue date Jan 10, 2023
    • NIDEC GPM GmbH
    • Sebastian Sieder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric oil pump for hydraulic control and oil supplying system pr...
    • Patent number 11,549,509
    • Issue date Jan 10, 2023
    • Hyundai Motor Company
    • Sung Wook Jang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump having an adjustable specific delivery volume and a pre...
    • Patent number 11,542,940
    • Issue date Jan 3, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Sven Peters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Variable Displacement Oil Pump
    • Publication number 20240369060
    • Publication date Nov 7, 2024
    • Hitachi Astemo, Ltd.
    • Nobuaki SOGAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL PUMP NOT REQUIRING CHANGING POSITIONS OF SUCTION PORT AND DISCH...
    • Publication number 20240352933
    • Publication date Oct 24, 2024
    • YOUNGSHIN PRECISION CO., LTD
    • DO JAE JOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Pump
    • Publication number 20240344515
    • Publication date Oct 17, 2024
    • Hitachi Astemo, Ltd.
    • Daisuke KATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRONIC OIL PUMP
    • Publication number 20240183355
    • Publication date Jun 6, 2024
    • ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.
    • Yao GUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20240084799
    • Publication date Mar 14, 2024
    • Mikuni Corporation
    • Norio TAKEHANA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYBRID MODULE WITH MULTI-GEROTOR PUMP
    • Publication number 20230417240
    • Publication date Dec 28, 2023
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Kyle Nelson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20230349377
    • Publication date Nov 2, 2023
    • Toyota Jidosha Kabushiki Kaisha
    • Naoto ONODA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC OIL PUMP
    • Publication number 20230336057
    • Publication date Oct 19, 2023
    • ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD.
    • Lili LIU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED PUMP DEVICE
    • Publication number 20230323949
    • Publication date Oct 12, 2023
    • DENSO CORPORATION
    • Tomohiro TAKAHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20230167820
    • Publication date Jun 1, 2023
    • LG ELECTRONICS INC.
    • Taekyoung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Lubrication System
    • Publication number 20230114913
    • Publication date Apr 13, 2023
    • Emerson Climate Technologies, Inc.
    • Stephen M. SEIBEL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump System
    • Publication number 20230080102
    • Publication date Mar 16, 2023
    • Laverne Schumann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MOTOR UNIT AND MOTOR-CONTROL DEVICE
    • Publication number 20230059716
    • Publication date Feb 23, 2023
    • CHIPMAST AUTOTRONIX CO., LTD.
    • HUNG-TA KUO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    PUMP
    • Publication number 20230003219
    • Publication date Jan 5, 2023
    • LG Innotek Co., Ltd.
    • Sang Tae KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL PUMP
    • Publication number 20220381240
    • Publication date Dec 1, 2022
    • Toyoda Gosei Co., Ltd.
    • Shinya SAKAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Stage Assembly, External Gear Pump, Use Of A Pump Stage Assemb...
    • Publication number 20220356941
    • Publication date Nov 10, 2022
    • Vitesco Technologies GMBH
    • Christian BÖHM
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMP
    • Publication number 20220316473
    • Publication date Oct 6, 2022
    • Hitachi Astemo, Ltd.
    • Atsushi NAGANUMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT LUBRICANT PUMP
    • Publication number 20220235766
    • Publication date Jul 28, 2022
    • PIERBURG PUMP TECHNOLOGY GMBH
    • MASSIMILIANO LAZZERINI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CONTROL DEVICE OF BRUSHLESS DC MOTOR
    • Publication number 20220209698
    • Publication date Jun 30, 2022
    • Mikuni Corporation
    • Naoki KOBAYASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR INCLUDING A LUBRICATION SYSTEM PROVIDED WITH AN O...
    • Publication number 20220163036
    • Publication date May 26, 2022
    • Danfoss Commercial Compressors
    • Arnaud Daussin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20220154719
    • Publication date May 19, 2022
    • Mitsubishi Electric Corporation
    • Tetsuro HIRAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID TRANSFER APPARATUS
    • Publication number 20220127997
    • Publication date Apr 28, 2022
    • Korea Atomic Energy Research Institute
    • Yongkwon KOH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DUAL VANE PUMP WITH PRE-PRESSURIZATION PASSAGES
    • Publication number 20220128051
    • Publication date Apr 28, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Edward W. Goy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP
    • Publication number 20220112807
    • Publication date Apr 14, 2022
    • JTEKT CORPORATION
    • Yuji TAKAHASHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCAVENGE GEAR PLATE FOR IMPROVED FLOW
    • Publication number 20220099090
    • Publication date Mar 31, 2022
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Mark R. Claywell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    All-metal conical combined screw pump suitable for petroleum field
    • Publication number 20220090599
    • Publication date Mar 24, 2022
    • WUXI HENGXIN BEISHI TECHNOLOGY CO., LTD
    • Haiyang Liang
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Controllable Screw Spindle Pump
    • Publication number 20220049697
    • Publication date Feb 17, 2022
    • NIDEC GPM GmbH
    • Franz PAWELLEK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC OIL PUMP
    • Publication number 20220034315
    • Publication date Feb 3, 2022
    • Nidec Tosok Corporation
    • Koji HIGUCHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220010797
    • Publication date Jan 13, 2022
    • Mitsubishi Electric Corporation
    • Kohei TATSUWAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Pump for Vehicle
    • Publication number 20210355940
    • Publication date Nov 18, 2021
    • Hyundai Motor Company
    • DongHoon Kang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...