with a radial surface

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary vane pump

    • Patent number 12,297,739
    • Issue date May 13, 2025
    • Valeo Powertrain GmbH
    • Roland Stoessel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multi-chamber configuration for hydraulic vane device

    • Patent number 12,196,085
    • Issue date Jan 14, 2025
    • Mathers Hydraulics Technologies Pty Ltd
    • Norman Ian Mathers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sealing in helical trochoidal rotary machines

    • Patent number 11,988,208
    • Issue date May 21, 2024
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pumping assembly, compressor and air conditioning equipment

    • Patent number 11,898,562
    • Issue date Feb 13, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Yusheng Hu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Helical trochoidal rotary machines with offset

    • Patent number 11,608,827
    • Issue date Mar 21, 2023
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane cell pump

    • Patent number 11,603,838
    • Issue date Mar 14, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Uwe Meinig
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor

    • Patent number 11,530,612
    • Issue date Dec 20, 2022
    • LG Electronics Inc.
    • Seokhwan Moon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary machine

    • Patent number 11,506,056
    • Issue date Nov 22, 2022
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing in helical trochoidal rotary machines

    • Patent number 11,499,550
    • Issue date Nov 15, 2022
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane compressor with elastic member protruding into the cylinder

    • Patent number 11,421,688
    • Issue date Aug 23, 2022
    • LG Electronics Inc.
    • Bumdong Sa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multi-chamber impeller pump

    • Patent number 11,339,782
    • Issue date May 24, 2022
    • LeimbachCausey, LLC
    • Matthew August Leimbach
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Helical trochoidal rotary machines

    • Patent number 11,306,720
    • Issue date Apr 19, 2022
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid core progressive cavity pump

    • Patent number 11,268,385
    • Issue date Mar 8, 2022
    • NOV CANADA ULC
    • Ross Edward Brice
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Grant

    Cartridge vane pump and pump device

    • Patent number 11,231,033
    • Issue date Jan 25, 2022
    • KYB Corporation
    • Masamichi Sugihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of lining an inner surface of a tubular and system for doing...

    • Patent number 11,198,152
    • Issue date Dec 14, 2021
    • Baker Hughes, a GE company, LLC
    • Erik Bartscherer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Compound engine system with rotary engine

    • Patent number 11,187,146
    • Issue date Nov 30, 2021
    • Pratt & Whitney Canada Corp.
    • Andre Julien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary internal combustion engine with removable subchamber insert

    • Patent number 11,028,768
    • Issue date Jun 8, 2021
    • Pratt & Whitney Canada Corp.
    • Bruno Villeneuve
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pump sleeve for integrated drive generator

    • Patent number 10,962,005
    • Issue date Mar 30, 2021
    • Hamilton Sundstrand Corporation
    • Derek R. Hochstetler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cam liner for integrated drive generator

    • Patent number 10,907,718
    • Issue date Feb 2, 2021
    • Hamilton Sundstrand Corporation
    • Derek R. Hochstetler
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary machine with pressure relief mechanism

    • Patent number 10,844,720
    • Issue date Nov 24, 2020
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic compressor with cylinder having elliptical inner circumfer...

    • Patent number 10,767,649
    • Issue date Sep 8, 2020
    • LG Electronics Inc.
    • Seokhwan Moon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump housing for an eccentric screw pump and an eccentric screw pum...

    • Patent number 10,767,646
    • Issue date Sep 8, 2020
    • NETZSCH Pumpen & Systeme GmbH
    • Mikael Tekneyan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary internal combustion engine with pilot subchamber

    • Patent number 10,697,365
    • Issue date Jun 30, 2020
    • Pratt & Whitney Canada Corp.
    • Jean Thomassin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine with rotor having offset peripheral surface

    • Patent number 10,605,084
    • Issue date Mar 31, 2020
    • Pratt & Whitney Canada Corp.
    • Jean-Gabriel Gauvreau
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary internal combustion engine with pilot subchamber

    • Patent number 10,578,012
    • Issue date Mar 3, 2020
    • Pratt & Whitney Canada Corp.
    • Jean Thomassin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Circle ellipse engine

    • Patent number 10,570,739
    • Issue date Feb 25, 2020
    • Robert A Grisar
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary internal combustion engine with pilot subchamber

    • Patent number 10,557,407
    • Issue date Feb 11, 2020
    • Pratt & Whitney Canada Corp.
    • Serge Dussault
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compound engine system with rotary engine

    • Patent number 10,544,733
    • Issue date Jan 28, 2020
    • Pratt & Whitney Canada Corp.
    • Andre Julien
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gerotor pump having an inner gear, a rotor, and an outer gear, with...

    • Patent number 10,451,056
    • Issue date Oct 22, 2019
    • NIDEC GPM GmbH
    • Andreas Blechschmidt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electricity generator and methods for generating electricity

    • Patent number 10,418,880
    • Issue date Sep 17, 2019
    • Regi U.S., Inc.
    • John Robertson
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing In Helical Trochoidal Rotary Machines

    • Publication number 20240280099
    • Publication date Aug 22, 2024
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Method for Producing a Housing, and Shell Housing and Housing for a...

    • Publication number 20240110480
    • Publication date Apr 4, 2024
    • Knapp e-mobility GmbH
    • Ulrich KNAPP
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    MULTI-CHAMBER CONFIGURATION FOR HYDRAULIC VANE DEVICE

    • Publication number 20230392501
    • Publication date Dec 7, 2023
    • Norman Ian Mathers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MULTI-CHAMBER IMPELLER PUMP

    • Publication number 20210404465
    • Publication date Dec 30, 2021
    • LeimbachCausey, LLC
    • Matthew August LEIMBACH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY-VANE MECHANISM FOR ENGINES AND COMPRESSORS

    • Publication number 20210396231
    • Publication date Dec 23, 2021
    • Vladimir Shapovalov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PUMP APPARATUS

    • Publication number 20210324854
    • Publication date Oct 21, 2021
    • Hitachi Astemo, Ltd.
    • Jun SOEDA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Helical Trochoidal Rotary Machines

    • Publication number 20210199011
    • Publication date Jul 1, 2021
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID CORE PROGRESSIVE CAVITY PUMP

    • Publication number 20210102464
    • Publication date Apr 8, 2021
    • DRECO ENERGY SERVICES ULC
    • Ross Edward Brice
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CARTRIDGE VANE PUMP AND PUMP DEVICE

    • Publication number 20210095664
    • Publication date Apr 1, 2021
    • KYB Corporation
    • Masamichi SUGIHARA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Machine With Pressure Relief Mechanism

    • Publication number 20210062655
    • Publication date Mar 4, 2021
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY INTERNAL COMBUSTION ENGINE WITH REMOVABLE SUBCHAMBER INSERT

    • Publication number 20200158011
    • Publication date May 21, 2020
    • Pratt & Whitney Canada Corp.
    • Bruno VILLENEUVE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VARIABLE DISPLACEMENT OIL PUMP

    • Publication number 20200109709
    • Publication date Apr 9, 2020
    • Yamada Manufacturing Co., Ltd.
    • Ryosuke Osaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD OF LINING AN INNER SURFACE OF A TUBULAR AND SYSTEM FOR DOING...

    • Publication number 20190351451
    • Publication date Nov 21, 2019
    • BAKER HUGHES, A GE COMPANY, LLC
    • Erik Bartscherer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    HYBRID METAL-PLASTIC PARTS AND PROCESS FOR MANUFACTURING THE SAME

    • Publication number 20190195221
    • Publication date Jun 27, 2019
    • SABIC Global Technologies B.V.
    • Somasekhar BOBBA VENKAT
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    ROTARY INTERNAL COMBUSTION ENGINE WITH PILOT SUBCHAMBER

    • Publication number 20190055882
    • Publication date Feb 21, 2019
    • Pratt & Whitney Canada Corp.
    • Jean THOMASSIN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    INTERNAL COMBUSTION ENGINE WITH ROTOR HAVING OFFSET PERIPHERAL SURFACE

    • Publication number 20190003307
    • Publication date Jan 3, 2019
    • Pratt & Whitney Canada Corp.
    • Jean-Gabriel GAUVREAU
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Machine

    • Publication number 20180291740
    • Publication date Oct 11, 2018
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Pump Housing for an Eccentric Screw Pump and an Eccentric Screw Pum...

    • Publication number 20180252211
    • Publication date Sep 6, 2018
    • NETZSCH Pumpen & Systeme GmbH
    • Mikael Tekneyan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE PUMP AND DETERMINING METHOD FOR INNER PROFILE OF CAM RING COMP...

    • Publication number 20180230803
    • Publication date Aug 16, 2018
    • MYUNGHWA IND. CO., LTD.
    • Sang-woo KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Prime Mover Assemblies and Methods

    • Publication number 20180073364
    • Publication date Mar 15, 2018
    • REGI U.S., INC.
    • John Robertson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Engine

    • Publication number 20180066520
    • Publication date Mar 8, 2018
    • LIQUIDPISTON, INC.
    • Alexander Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20180045110
    • Publication date Feb 15, 2018
    • Pratt & Whitney Canada Corp.
    • Jean THOMASSIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR PUMP

    • Publication number 20170335844
    • Publication date Nov 23, 2017
    • NIDEC GPM GmbH
    • Andreas BLECHSCHMIDT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPOUND ENGINE SYSTEM WITH ROTARY ENGINE

    • Publication number 20170335762
    • Publication date Nov 23, 2017
    • Pratt & Whitney Canada Corp.
    • Andre JULIEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT OIL PUMP

    • Publication number 20170328365
    • Publication date Nov 16, 2017
    • 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 Application

    METHOD OF LINING AN INNER SURFACE OF A TUBULAR AND SYSTEM FOR DOING...

    • Publication number 20170189936
    • Publication date Jul 6, 2017
    • BAKER HUGHES INCORPORATED
    • Erik Bartscherer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    ECCENTRICALLY PILOTED HYDRAULIC COMMUTATOR

    • Publication number 20170159439
    • Publication date Jun 8, 2017
    • Parker-Hannifin Corporation
    • Kenneth Todd Gilbert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Vane Cell Machine having a Pressure Piece which Delimits Two Pressu...

    • Publication number 20170138197
    • Publication date May 18, 2017
    • ROBERT BOSCH GmbH
    • Gerd Gaisser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY INTERNAL COMBUSTION ENGINE WITH VARIABLE VOLUMETRIC COMPRESS...

    • Publication number 20170074160
    • Publication date Mar 16, 2017
    • Pratt & Whitney Canada Corp.
    • Jean THOMASSIN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MOTOR/ENGINE WITH ROTATING PISTONS

    • Publication number 20170044899
    • Publication date Feb 16, 2017
    • Edward Alan Hicks
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS