TREA

of internal-axis type with the outer member having more teeth or tooth-equivalents

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Industry

  • CPC
  • F04C2/10
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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 F04C2/00Rotary-piston machines or pumps

Current Industry

F04C2/10of internal-axis type with the outer member having more teeth or tooth-equivalents
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pumps, compressors, and expanders with a teardrop-shaped rotor
    • Patent number 12,352,268
    • Issue date Jul 8, 2025
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device
    • Patent number 12,345,255
    • Issue date Jul 1, 2025
    • Toyota Jidosha Kabushiki Kaisha
    • Naoto Onoda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reduction of equivalent circulating density in well operations
    • Patent number 12,345,107
    • Issue date Jul 1, 2025
    • Weatherford Technology Holdings, LLC
    • Tuong T. Le
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Uniaxial eccentric screw pump
    • Patent number 12,338,820
    • Issue date Jun 24, 2025
    • Heishin Ltd
    • Eiji Uetsuji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Micro-volume dispense pump systems and methods
    • Patent number 12,338,821
    • Issue date Jun 24, 2025
    • DL Technology, LLC
    • Jeffrey P. Fugere
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Progressing cavity devices and assemblies for coupling multiple sta...
    • Patent number 12,338,819
    • Issue date Jun 24, 2025
    • National-Oilwell Varco, L.P.
    • Michael James Guidry
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3-dimensional pump rotor profile
    • Patent number 12,331,745
    • Issue date Jun 17, 2025
    • Boundary Lubrication Systems LLC
    • Travis Rosenbarger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric oil pump
    • Patent number 12,326,147
    • Issue date Jun 10, 2025
    • Zhejiang Sanhua Automotive Components Co., Ltd.
    • Lingli Wan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Operable implant
    • Patent number 12,318,572
    • Issue date Jun 3, 2025
    • Peter Forsell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual gerotor apparatus, a powertrain assembley and an electrified v...
    • Patent number 12,313,067
    • Issue date May 27, 2025
    • VALEO POWERTRAIN (NANJING) CO., LTD.
    • Yejin Jin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Eccentric screw pump having a stator linking which is simpler to pr...
    • Patent number 12,313,070
    • Issue date May 27, 2025
    • NETZSCH Pumpen & Systeme GmbH
    • Dominik Sinseder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal gear machine with helical toothing
    • Patent number 12,313,068
    • Issue date May 27, 2025
    • HYDRAULIK NORD TECHNOLOGIES GMBH
    • Artur Bohr
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Particle adjusting drilling assembly and method
    • Patent number 12,305,640
    • Issue date May 20, 2025
    • Workover Solutions, Inc.
    • Gunther H H von Gynz-Rekowski
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Electromotive oil pump comprising a non-return valve
    • Patent number 12,305,639
    • Issue date May 20, 2025
    • Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
    • Stephan Roos
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Thermistor flow path
    • Patent number 12,305,645
    • Issue date May 20, 2025
    • GHSP, Inc.
    • Ryan David Rosinski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling pump assembly
    • Patent number 12,305,644
    • Issue date May 20, 2025
    • Cheng-Jiang Hou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rubber compound with fiber reinforcement
    • Patent number 12,297,833
    • Issue date May 13, 2025
    • Abaco Drilling Technologies LLC
    • Peter Thomas Cariveau
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pump having outer gear and inner gear
    • Patent number 12,281,652
    • Issue date Apr 22, 2025
    • LG Innotek Co., Ltd
    • Hyun Shik Cho
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump not requiring changing positions of suction port and disch...
    • Patent number 12,281,650
    • Issue date Apr 22, 2025
    • Youngshin Precision Co., Ltd.
    • Do Jae Joo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump
    • Patent number 12,281,651
    • Issue date Apr 22, 2025
    • LG Innotek Co., Ltd
    • Hoon Ki Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Uniaxial eccentric screw pump with radial adjustment of the stator
    • Patent number 12,276,280
    • Issue date Apr 15, 2025
    • Heishin Ltd
    • Nobuhisa Suhara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric motor with dual pump for providing scavenge and delivery f...
    • Patent number 12,270,396
    • Issue date Apr 8, 2025
    • GHSP, Inc.
    • Ryan David Rosinski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor vehicle oil pump
    • Patent number 12,264,672
    • Issue date Apr 1, 2025
    • O.M.P. OFFICINE MAZZOCCO PAGNONI S.R.L.
    • Giuseppe Lo Biundo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fault rectification method for a progressive cavity pump of a conve...
    • Patent number 12,258,961
    • Issue date Mar 25, 2025
    • J. Wagner GmbH
    • Thorsten Schnittger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Energy transfer machine for corrosive fluids
    • Patent number 12,258,967
    • Issue date Mar 25, 2025
    • Genesis Advanced Technology Inc.
    • James Brent Klassen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Systems and methods for positive displacement motor diagnostics and...
    • Patent number 12,252,976
    • Issue date Mar 18, 2025
    • Saudi Arabian Oil Company
    • Abdullah Mohammed Al-Dossary
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Rotor shaft hub and bearing for a high pressure fluid pump assembly
    • Patent number 12,247,565
    • Issue date Mar 11, 2025
    • M&M Technologies, Inc.
    • David Anthony Lievanos
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Liquid polymer or chemical activation system using a submersible ac...
    • Patent number 12,233,388
    • Issue date Feb 25, 2025
    • Adalberto Mercado Alvarado
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Electronic oil pump
    • Patent number 12,234,820
    • Issue date Feb 25, 2025
    • Zhejiang Sanhua Automotive Components Co., Ltd.
    • Yao Guo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal gear pump and internal gear motor
    • Patent number 12,234,823
    • Issue date Feb 25, 2025
    • Shimadzu Corporation
    • Takuya Kokabu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ANALYZER
    • Publication number 20250224307
    • Publication date Jul 10, 2025
    • SUBARU CORPORATION
    • Takahiro YAMAMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLUID PUMP FOR AN AIRCRAFT TURBOMACHINE, LUBRICATION CIRCUIT AND AI...
    • Publication number 20250198309
    • Publication date Jun 19, 2025
    • SAFRAN AERO BOOSTERS
    • Quentin BORLON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Liquid Polymer Dosing and Mixing Chamber with an External Actuator
    • Publication number 20250177937
    • Publication date Jun 5, 2025
    • Adalberto Mercado Alvarado
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ROTOR PUMP WITH DUAL-SIDED INLETS
    • Publication number 20250163911
    • Publication date May 22, 2025
    • Joby Aero, Inc.
    • Robert Ramm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    UNIAXIAL ECCENTRIC SCREW PUMP
    • Publication number 20250154950
    • Publication date May 15, 2025
    • HEISHIN Ltd.
    • Eiji UETSUJI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    UNIAXIAL ECCENTRIC SCREW PUMP
    • Publication number 20250154951
    • Publication date May 15, 2025
    • HEISHIN Ltd.
    • Eiji UETSUJI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    UNIAXIAL ECCENTRIC SCREW PUMP
    • Publication number 20250154952
    • Publication date May 15, 2025
    • HEISHIN Ltd.
    • Eiji UETSUJI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON MACHINE
    • Publication number 20250116223
    • Publication date Apr 10, 2025
    • Chandra Shekhar NARASIMHAN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TANDEM PUMP COMPRISING A MAIN FLOW AND A DRY SUMP FLOW
    • Publication number 20250101978
    • Publication date Mar 27, 2025
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Maximilian HAAS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL PUMP FOR A MOTOR VEHICLE
    • Publication number 20250092872
    • Publication date Mar 20, 2025
    • Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
    • Nico WIESSMANN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET EMBEDDED MOTOR AND PUMP DEVICE
    • Publication number 20250096629
    • Publication date Mar 20, 2025
    • Mikuni Corporation
    • Shin SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED ELECTRIC OIL PUMP
    • Publication number 20250059969
    • Publication date Feb 20, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR PUMP
    • Publication number 20250059971
    • Publication date Feb 20, 2025
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Thilo Mauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC OIL PUMP
    • Publication number 20250059972
    • Publication date Feb 20, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gerotor Pump And Motor/Pump Unit
    • Publication number 20250059973
    • Publication date Feb 20, 2025
    • Thomas Magnete GmbH
    • Louis KAMMERL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED ELECTRIC OIL PUMP AND OPERATION METHOD THEREOF
    • Publication number 20250059905
    • Publication date Feb 20, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping WANG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AUTOMOTIVE ELECTRIC LIQUID PUMP
    • Publication number 20250059970
    • Publication date Feb 20, 2025
    • PIERBURG PUMP TECHNOLOGY GMBH
    • FEDERICO BETTI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    THERMISTOR FLOW PATH
    • Publication number 20250043781
    • Publication date Feb 6, 2025
    • GHSP, INC.
    • Ryan David Rosinski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISPOSABLE PUMP CARTRIDGE
    • Publication number 20250035109
    • Publication date Jan 30, 2025
    • Johnson & Johnson Surgical Vision, Inc.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Grease pump unit comprising two serially connected pumps
    • Publication number 20250035112
    • Publication date Jan 30, 2025
    • Danhydra A/S
    • Thomas Hove
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20250027494
    • Publication date Jan 23, 2025
    • LG Innotek Co., Ltd.
    • Hyun Shik CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT FLUID MOTOR AND ASSOCIATED METHOD
    • Publication number 20250027369
    • Publication date Jan 23, 2025
    • THRU TUBING SOLUTIONS, INC.
    • Roger L. SCHUTLZ
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    POSITIVE DISPLACEMENT FLUID MOTOR AND ASSOCIATED METHOD
    • Publication number 20250020025
    • Publication date Jan 16, 2025
    • THRU TUBING SOLUTIONS, INC.
    • Roger L. SCHULTZ
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Gerotor Pump And Motor/Pump Unit
    • Publication number 20250012275
    • Publication date Jan 9, 2025
    • Thomas Magnete GmbH
    • Christian KRETZER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ECCENTRIC SCREW PUMP
    • Publication number 20250012276
    • Publication date Jan 9, 2025
    • Netzsch Pumpen & Systeme GmbH
    • Philipp Nübl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTOR TILT COMPENSATION IN PDM STATORS
    • Publication number 20240426214
    • Publication date Dec 26, 2024
    • Abaco Drilling Technologies LLC
    • Peter Thomas Cariveau
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    3-DIMENSIONAL PUMP ROTOR PROFILE
    • Publication number 20240418166
    • Publication date Dec 19, 2024
    • Boundary Lubrication Systems LLC
    • Travis Rosenbarger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ASSEMBLY FIXTURE
    • Publication number 20240410366
    • Publication date Dec 12, 2024
    • Rivian IP Holdings, LLC
    • Jefferey ZIEMBA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CLAMPING SYSTEM FOR A PROGRESSING CAVITY PUMP
    • Publication number 20240392783
    • Publication date Nov 28, 2024
    • Grant Prideco, Inc.
    • Paula Kenny
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID PUMP DEVICE
    • Publication number 20240392782
    • Publication date Nov 28, 2024
    • Mikuni Corporation
    • Yuichi MIKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...