Rotary pistons

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary engine rotor and method

    • Patent number 12,180,884
    • Issue date Dec 31, 2024
    • Pratt & Whitney Canada Corp.
    • Etienne Plamondon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal continuous combustion rotary engine

    • Patent number 12,158,101
    • Issue date Dec 3, 2024
    • Adel Al-Subaih
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Method for manufacturing sintered component and sintered component

    • Patent number 12,151,287
    • Issue date Nov 26, 2024
    • Sumitomo Electric Sintered Alloy, Ltd.
    • Kentaro Yoshida
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Rotary compressor with selective oil communication

    • Patent number 12,146,493
    • Issue date Nov 19, 2024
    • LG Electronics Inc.
    • Sungwon Jung
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor

    • Patent number 12,123,414
    • Issue date Oct 22, 2024
    • LG Electronics Inc.
    • Joonhong Park
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane wearing detection

    • Patent number 12,049,827
    • Issue date Jul 30, 2024
    • Goodrich Corporation
    • Piotr Kroczek
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotating heating chamber apparatus and method of use thereof

    • Patent number 12,044,128
    • Issue date Jul 23, 2024
    • Merton W. Pekrul
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Hydraulic pump having impeller pump and trochoid pump

    • Patent number 12,012,956
    • Issue date Jun 18, 2024
    • Thales
    • Gaëtan Fagot
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Movement device

    • Patent number 12,006,827
    • Issue date Jun 11, 2024
    • LONATI S.P.A.
    • Giordano Governatori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    External combustion rotary engine

    • Patent number 12,000,287
    • Issue date Jun 4, 2024
    • Alvaro Fabian Bricio Arzubide
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic device configured as a starter motor

    • Patent number 11,994,094
    • Issue date May 28, 2024
    • Mathers Hydraulics Technologies Pty Ltd
    • Norman Ian Mathers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotor for a rotary engine

    • Patent number 11,976,559
    • Issue date May 7, 2024
    • Pratt & Whitney Canada Corp.
    • Jérémie Barberger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor with vane coupled to rolling piston

    • Patent number RE49937
    • Issue date Apr 23, 2024
    • LG Electronics Inc.
    • Gukhyun Cho
  • Information Patent Grant

    Paddle wheel apparatus and method of use thereof

    • Patent number 11,958,572
    • Issue date Apr 16, 2024
    • Merton W. Pekrul
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bidirectional rotary hydraulic motor and pump

    • Patent number 11,952,899
    • Issue date Apr 9, 2024
    • Herbert Dym
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary machine with hub driven transmission articulating a four bar...

    • Patent number 11,927,128
    • Issue date Mar 12, 2024
    • Lumenium LLC
    • William A. Lukaczyk
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary vane compressor with residual refrigerant removal

    • Patent number 11,913,456
    • Issue date Feb 27, 2024
    • LG Electronics Inc.
    • Jingyu Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor having improved vane chattering performance

    • Patent number 11,891,995
    • Issue date Feb 6, 2024
    • LG Electronics Inc.
    • Seseok Seol
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary vane device with longitudinally extending seals

    • Patent number 11,873,816
    • Issue date Jan 16, 2024
    • Regi U.S., Inc.
    • Paul Porter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary piston and cylinder device with single stator side

    • Patent number 11,859,495
    • Issue date Jan 2, 2024
    • Lontra Limited
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shifting head assisted rotary positive displacement device

    • Patent number 11,814,961
    • Issue date Nov 14, 2023
    • Joshua M. Schmitt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor with unequally spaced vane slots

    • Patent number 11,732,584
    • Issue date Aug 22, 2023
    • LG Electronics Inc.
    • Jonghun Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sliding vane fluid pump

    • Patent number 11,686,200
    • Issue date Jun 27, 2023
    • DELPHI TECHNOLOGIES IP LIMITED
    • Alejandro Moreno
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary vane pump

    • Patent number 11,680,566
    • Issue date Jun 20, 2023
    • Pinnacle Climate Technologies, Inc.
    • Sukru Erisgen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary compressor

    • Patent number 11,655,817
    • Issue date May 23, 2023
    • LG Electronics Inc.
    • Sangmin Na
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane rotary compressor

    • Patent number 11,619,230
    • Issue date Apr 4, 2023
    • LG Electronics Inc.
    • Joonhong Park
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid device

    • Patent number 11,603,837
    • Issue date Mar 14, 2023
    • Cameron James Pittendrigh
    • 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

    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

    Rotary compressor

    • Patent number 11,578,724
    • Issue date Feb 14, 2023
    • LG Electronics Inc.
    • Seokhwan Moon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR MOTOR WITH INCREASED DWELL AT MAX VANE EXTENSION

    • Publication number 20240368992
    • Publication date Nov 7, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Edward C. Eardley
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY ENGINE, PARTS THEREOF, AND METHODS

    • Publication number 20240344480
    • Publication date Oct 17, 2024
    • ASTRON AEROSPACE LLC
    • Matthew T. RILEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Bidirectional Rotary Hydraulic Motor and Pump

    • Publication number 20240191625
    • Publication date Jun 13, 2024
    • Herbert Dym
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Movement Device

    • Publication number 20240151145
    • Publication date May 9, 2024
    • LONATI S.P.A.
    • Giordano GOVERNATORI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY ENGINE ROTOR AND METHOD

    • Publication number 20240141826
    • Publication date May 2, 2024
    • Pratt & Whitney Canada Corp.
    • Etienne Plamondon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVELESS DEVICES FOR PULSATILE FLUID FLOW

    • Publication number 20240011485
    • Publication date Jan 11, 2024
    • Arizona Board of Regents on behalf of The University of Arizona
    • Marvin J. Slepian
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TWO STROKE INTERNAL COMBUSTION ROTARY ENGINE WITH ZINDLER CURVE RIN...

    • Publication number 20230358137
    • Publication date Nov 9, 2023
    • Rajish K. R
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE WEARING DETECTION

    • Publication number 20230313683
    • Publication date Oct 5, 2023
    • GOODRICH CORPORATION
    • Piotr KROCZEK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NEW VANE SHAPE

    • Publication number 20230287794
    • Publication date Sep 14, 2023
    • GOODRICH CORPORATION
    • Piotr KROCZEK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY FLUID DEVICE

    • Publication number 20230193900
    • Publication date Jun 22, 2023
    • Cameron James PITTENDRIGH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY MACHINE WITH HUB DRIVEN TRANSMISSION ARTICULATING A FOUR BAR...

    • Publication number 20230073004
    • Publication date Mar 9, 2023
    • LUMENIUM LLC
    • WILLIAM A. LUKACZYK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC DEVICE CONFIGURED AS A STARTER MOTOR

    • Publication number 20230008105
    • Publication date Jan 12, 2023
    • Mathers Hydraulics Technologies Pty Ltd
    • Norman Ian Mathers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR WITH SELECTIVE OIL COMMUNICATION

    • Publication number 20220349405
    • Publication date Nov 3, 2022
    • LG ELECTRONICS INC.
    • Sungwon JUNG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE MOTOR

    • Publication number 20220290566
    • Publication date Sep 15, 2022
    • EXDL CO., LTD.
    • Won Seok CHOI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Erez Engine - An Internal Combustion Rotary Engine

    • Publication number 20220243648
    • Publication date Aug 4, 2022
    • SMARTIVE TECH LTD.
    • Erez YIFLACH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SLIDING VANE FLUID PUMP

    • Publication number 20220162943
    • Publication date May 26, 2022
    • DELPHI TECHNOLOGIES IP LIMITED
    • Alejandro MORENO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Machine

    • Publication number 20220136392
    • Publication date May 5, 2022
    • Joseph A. Sbarounis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SINGLE CHAMBER MULTIPLE INDEPENDENT CONTOUR ROTARY MACHINE

    • Publication number 20220127998
    • Publication date Apr 28, 2022
    • LUMENIUM LLC
    • William LUKACZYK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    VANE PUMP AND METHOD FOR THE OPERATION THEREOF

    • Publication number 20220106958
    • Publication date Apr 7, 2022
    • HANON SYSTEMS EFP DEUTSCHLAND GMBH
    • Dirk BORCHERS
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    REVERSING MECHANISM FOR A POWER TOOL

    • Publication number 20210394351
    • Publication date Dec 23, 2021
    • Snap-on Incorporated
    • Richard Bothmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Vane Pump

    • Publication number 20210396139
    • Publication date Dec 23, 2021
    • Pinnacle Climate Technologies
    • Sukru Erisgen
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • 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

    COMPRESSOR WITH LIQUID INJECTION COOLING

    • Publication number 20210396232
    • Publication date Dec 23, 2021
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR

    • Publication number 20210381511
    • Publication date Dec 9, 2021
    • LG Electronics Inc.
    • Jingyu LEE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMPRESSOR

    • Publication number 20210301662
    • Publication date Sep 30, 2021
    • LG ELECTRONICS INC.
    • Seokhwan MOON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DISPLACEMENT EXPANDING APPARATUS AND ENGINE INCLUDING THE SAME

    • Publication number 20210293146
    • Publication date Sep 23, 2021
    • Lucas IHSL
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR PUMP BODY, COMPRESSOR, AND AIR CONDITIONER

    • Publication number 20210231123
    • Publication date Jul 29, 2021
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Pengkai WAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPOSITE PISTON MACHINE COMBINING ROTARY OSCILLATING AND PENDULAR...

    • Publication number 20210180456
    • Publication date Jun 17, 2021
    • Héctor José Mojico
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PADDLE WHEEL APPARATUS AND METHOD OF USE THEREOF

    • Publication number 20210163103
    • Publication date Jun 3, 2021
    • Merton W. Pekrul
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT