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  • CPC
  • F04C11/003
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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 F04C11/00Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type Pumping installations

Current Industry

F04C11/003having complementary function
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    System and method of controlling single or dual pump operation
    • Patent number 11,834,940
    • Issue date Dec 5, 2023
    • Halliburton Energy Services, Inc.
    • Madhur Kohli
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Demand fuel systems for turbomachines
    • Patent number 11,773,847
    • Issue date Oct 3, 2023
    • Hamilton Sundstrand Corporation
    • William E. Rhoden
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 11,434,905
    • Issue date Sep 6, 2022
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Device for conveying a medium
    • Patent number 11,313,366
    • Issue date Apr 26, 2022
    • ITT Bornemann GmbH
    • Jens-Uwe Brandt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Demand fuel systems for turbomachines
    • Patent number 11,187,229
    • Issue date Nov 30, 2021
    • Hamilton Sundstrand Corporation
    • William E. Rhoden
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 11,162,493
    • Issue date Nov 2, 2021
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear pump
    • Patent number 11,098,712
    • Issue date Aug 24, 2021
    • TBK Co., Ltd.
    • Yoshiyuki Terada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System to pump fluid and control thereof
    • Patent number 11,085,440
    • Issue date Aug 10, 2021
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure amplifier
    • Patent number 10,774,847
    • Issue date Sep 15, 2020
    • PISTONPOWER APS
    • Peter Krissak
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Transfer device
    • Patent number 10,641,266
    • Issue date May 5, 2020
    • Aisin AW Co., Ltd.
    • Mitsuhiro Takeda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 10,584,702
    • Issue date Mar 10, 2020
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid compression system and control device therefor
    • Patent number 10,514,026
    • Issue date Dec 24, 2019
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Zhijia Ren
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane pump device
    • Patent number 10,451,062
    • Issue date Oct 22, 2019
    • Showa Corporation
    • Toshio Nishikawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable speed multi-stage pump
    • Patent number 10,428,816
    • Issue date Oct 1, 2019
    • Hamilton Sundstrand Corporation
    • William E. Rhoden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 10,294,942
    • Issue date May 21, 2019
    • Daikin Industries, Ltd.
    • Toshiyuki Toyama
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scalable hydraulic motor with drive input shaft and driven output s...
    • Patent number 10,233,925
    • Issue date Mar 19, 2019
    • James D. Sutton
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Rotation device and rotor compressor and fluid motor having the same
    • Patent number 10,215,025
    • Issue date Feb 26, 2019
    • Beijing Rostar Technology Co. Ltd
    • Frank Yao
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Dual pump system
    • Patent number 10,174,759
    • Issue date Jan 8, 2019
    • Myunghwa Ind. Co., Ltd.
    • Jin Yong Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 10,138,885
    • Issue date Nov 27, 2018
    • Saudi Arabian Oil Company
    • Chidirim Enoch Ejim
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Intake device, power generator, external combustion system using in...
    • Patent number 10,087,757
    • Issue date Oct 2, 2018
    • Jung Sik Cheon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gear pump
    • Patent number 9,945,376
    • Issue date Apr 17, 2018
    • Hamilton Sundstrand Corporation
    • Lubomir A. Ribarov
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Vehicle hydraulic supply apparatus
    • Patent number 9,938,973
    • Issue date Apr 10, 2018
    • Aisin AW Co., Ltd.
    • Masashi Kito
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pump assembly with charge pump rotor, inversion pump rotor and scav...
    • Patent number 9,890,783
    • Issue date Feb 13, 2018
    • Hamilton Sundstrand Corporation
    • Andrew R. Wilkinson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump apparatus and marine vessel propelling machine
    • Patent number 9,885,355
    • Issue date Feb 6, 2018
    • Showa Corporation
    • Takahiko Saito
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Triangular pump cover
    • Patent number 9,863,416
    • Issue date Jan 9, 2018
    • Hamilton Sundstrand Corporation
    • Craig J. Wojcik
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gerotor apparatus having outer gerotor with strengthening members
    • Patent number 9,670,924
    • Issue date Jun 6, 2017
    • Mark T. Holtzapple
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System and method for providing a continuous flow of catalyst into...
    • Patent number 9,662,624
    • Issue date May 30, 2017
    • ExxonMobil Chemical Patents Inc.
    • Robert G. Depierri
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pump device and ship propulsion machine
    • Patent number 9,638,187
    • Issue date May 2, 2017
    • Showa Corporation
    • Takahiko Saito
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multistage vane pump
    • Patent number 9,297,380
    • Issue date Mar 29, 2016
    • JOINT STOCK COMPANY “NOVOMET-PERM”
    • Ilya Nikolaevich Zubenin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic transmission apparatus making quick positive clutching/de...
    • Patent number 8,978,375
    • Issue date Mar 17, 2015
    • Poclain Hydraulics Industrie
    • Andre Prigent
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTIPLE-FLOW VANE CELL PUMP
    • Publication number 20230304495
    • Publication date Sep 28, 2023
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Thilo Mauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DEMAND FUEL SYSTEMS FOR TURBOMACHINES
    • Publication number 20220049699
    • Publication date Feb 17, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • William E. Rhoden
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SYSTEM TO PUMP FLUID AND CONTROL THEREOF
    • Publication number 20210317829
    • Publication date Oct 14, 2021
    • Project Phoenix, LLC
    • Thomas Afshari
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    GEAR PUMP
    • Publication number 20200277953
    • Publication date Sep 3, 2020
    • TBK CO., LTD.
    • Yoshiyuki TERADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EQUAL-WALLED GEROTOR PUMP FOR WELLBORE APPLICATIONS
    • Publication number 20200158106
    • Publication date May 21, 2020
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMBUSTION ENGINE ROTOR DEACTIVATION AND METHOD
    • Publication number 20200018228
    • Publication date Jan 16, 2020
    • Avner RONEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EQUAL-WALLED GEROTOR PUMP FOR WELLBORE APPLICATIONS
    • Publication number 20190390669
    • Publication date Dec 26, 2019
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DEMAND FUEL SYSTEMS FOR TURBOMACHINES
    • Publication number 20180363647
    • Publication date Dec 20, 2018
    • HAMILTON SUNDSTRAND CORPORATION
    • William E. Rhoden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    System to Pump Fluid and Control Thereof
    • Publication number 20180252213
    • Publication date Sep 6, 2018
    • Project Phoenix, LLC
    • Thomas Afshari
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ALTERNATING FLOW HYDRAULIC PUMP CIRCUIT
    • Publication number 20180119689
    • Publication date May 3, 2018
    • Regents of the University of Minnesota
    • James D. Van de Ven
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE SPEED MULTI-STAGE PUMP
    • Publication number 20180112660
    • Publication date Apr 26, 2018
    • HAMILTON SUNDSTRAND CORPORATION
    • William E. Rhoden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS OF PREVENTING ENGINE BEARING DAMAGE
    • Publication number 20180100415
    • Publication date Apr 12, 2018
    • Carrier Corporation
    • Richard Conway
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DUAL INPUT PUMP AND SYSTEM
    • Publication number 20180066655
    • Publication date Mar 8, 2018
    • Stackpole International Engineered Products, Ltd.
    • Andrzej KOWALSKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TRANSFER DEVICE
    • Publication number 20170356444
    • Publication date Dec 14, 2017
    • Aisin AW Co., Ltd.
    • Mitsuhiro TAKEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENGINE FUEL CONTROL SYSTEM
    • Publication number 20170306856
    • Publication date Oct 26, 2017
    • Rolls-Royce plc
    • Daniel BICKLEY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM-GENERATING PUMPING SYSTEM AND PUMPING METHOD USING THIS PUMP...
    • Publication number 20170298935
    • Publication date Oct 19, 2017
    • ATELIERS BUSCH SA
    • Didier MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS OF PREVENTING ENGINE BEARING DAMAGE
    • Publication number 20170292419
    • Publication date Oct 12, 2017
    • Carrier Corporation
    • Richard Conway
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    GEAR PUMP
    • Publication number 20170268507
    • Publication date Sep 21, 2017
    • Lubomir A. Ribarov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DEVICE AND SYSTEM FOR THE PRESSURIZATION OF A FLUID, AND CORRESPOND...
    • Publication number 20170218952
    • Publication date Aug 3, 2017
    • Robert Bosch GmbH
    • Thilo Bareuther
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ASSEMBLY WITH CHARGE PUMP ROTOR, INVERSION PUMP ROTOR AND SCAV...
    • Publication number 20170146013
    • Publication date May 25, 2017
    • HAMILTON SUNDSTRAND CORPORATION
    • Andrew R. Wilkinson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DUAL PUMP SYSTEM
    • Publication number 20170074261
    • Publication date Mar 16, 2017
    • MYUNGHWA IND. CO., LTD.
    • Jin Yong KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP APPARATUS AND MARINE VESSEL PROPELLING MACHINE
    • Publication number 20160265526
    • Publication date Sep 15, 2016
    • SHOWA CORPORATION
    • Takahiko SAITO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VEHICLE HYDRAULIC SUPPLY APPARATUS
    • Publication number 20160230756
    • Publication date Aug 11, 2016
    • Aisin AW Co., Ltd.
    • Masashi KITO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    GEROTOR APPARATUS HAVING OUTER GEROTOR WITH STRENGHTHENING MEMBERS
    • Publication number 20160138590
    • Publication date May 19, 2016
    • Texas A&M University System
    • Mark T. Holtzapple
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Well Pump Apparatus
    • Publication number 20160024898
    • Publication date Jan 28, 2016
    • Raymond C. Davis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC PUMP
    • Publication number 20150240811
    • Publication date Aug 27, 2015
    • LG INNOTEK CO., LTD
    • Ho Eop YOON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE VANE PUMP
    • Publication number 20150167668
    • Publication date Jun 18, 2015
    • CLOSED JOINT STOCK COMPANY "NOVOMET-PERM"
    • Ilya Nikolaevich Zubenin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE OIL PUMP
    • Publication number 20150118087
    • Publication date Apr 30, 2015
    • Mikuni Corporation
    • Hiroyuki Oda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID MACHINE AND RANKINE CYCLE
    • Publication number 20150064039
    • Publication date Mar 5, 2015
    • SANDEN CORPORATION
    • Hiroyuki Nagai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP ASSEMBLY
    • Publication number 20150037188
    • Publication date Feb 5, 2015
    • Charles Tuckey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...