Internal-combustion aspects of rotary-piston or oscillating-piston engines

Patents Grantslast 30 patents

  • Information Patent Grant

    Cam following system for pursing piston engine

    • Patent number 12,221,920
    • Issue date Feb 11, 2025
    • John Edward Kleindienst
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Vehicle driving apparatus

    • Patent number 12,214,666
    • Issue date Feb 4, 2025
    • Mazda Motor Corporation
    • Isao Toda
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Epicyclic rotary engine

    • Patent number 12,196,127
    • Issue date Jan 14, 2025
    • Paul Laurent Artigues
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotor assembly with cooling channels separated by ribs for a rotary...

    • Patent number 12,180,838
    • Issue date Dec 31, 2024
    • Pratt & Whitney Canada Corp.
    • Jérémie Barberger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary combustion engine

    • Patent number 12,168,954
    • Issue date Dec 17, 2024
    • USA as rep by the Secretary of the Navy
    • William Gregory Buchanan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine, parts thereof, and methods

    • Patent number 12,163,461
    • Issue date Dec 10, 2024
    • ASTRON AEROSPACE LLC
    • Matthew T. Riley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal combustion engine with monolithic pilot chamber structure

    • Patent number 12,163,462
    • Issue date Dec 10, 2024
    • Pratt & Whitney Canada Corp.
    • Jeremie Barberger
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    Aircraft power plant

    • Patent number 12,157,578
    • Issue date Dec 3, 2024
    • Pratt & Whitney Canada Corp.
    • Serge Dussault
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    Rotary drive apparatus

    • Patent number 12,158,102
    • Issue date Dec 3, 2024
    • David George Robson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cooling flow injection to alter exhaust boundary conditions in a tu...

    • Patent number 12,158,103
    • Issue date Dec 3, 2024
    • Pratt & Whitney Canada Corp.
    • Sid-Ali Meslioui
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary machine

    • Patent number 12,146,411
    • Issue date Nov 19, 2024
    • Lumenium LLC
    • William Lukaczyk
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal combustion engine with coated ignition system component(s)

    • Patent number 12,123,343
    • Issue date Oct 22, 2024
    • Pratt & Whitney Canada Corp.
    • Vincent Savaria
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas-powered internal combustion engine

    • Patent number 12,123,340
    • Issue date Oct 22, 2024
    • Sergio Daniel Brusaferri
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary engine with dual axis rotor rotation

    • Patent number 12,116,925
    • Issue date Oct 15, 2024
    • Dale Warner
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Side plate for rotary engine

    • Patent number 12,110,819
    • Issue date Oct 8, 2024
    • Pratt & Whitney Canada Corp.
    • Johnny Vinski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotational engine with inner and outer rings

    • Patent number 12,098,641
    • Issue date Sep 24, 2024
    • Duplicent, LLC
    • Curren Emmett Krasnoff
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary airlock combustion engine

    • Patent number 12,078,098
    • Issue date Sep 3, 2024
    • Timothy Smith
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary pump

    • Patent number 12,065,960
    • Issue date Aug 20, 2024
    • United States of America, as represented by the Secretary of the Navy
    • William Gregory Buchanan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    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

    Energy transfer machine

    • Patent number 12,006,864
    • Issue date Jun 11, 2024
    • 1159718 B.C. Ltd.
    • James Brent Klassen
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary engine

    • Patent number 12,006,863
    • Issue date Jun 11, 2024
    • Mihail A. Rezmerita
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine with dual-fuel injectors

    • Patent number 12,006,882
    • Issue date Jun 11, 2024
    • Pratt & Whitney Canada Corp.
    • Etienne Plamondon
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Rotary engine

    • Patent number 11,970,967
    • Issue date Apr 30, 2024
    • Richard Baron
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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 machine

    • Patent number 11,920,476
    • Issue date Mar 5, 2024
    • Lumenium LLC
    • William Anderson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary internal combustion engine

    • Patent number 11,913,374
    • Issue date Feb 27, 2024
    • United States of America, as represented by the Secretary of the Navy Chief o...
    • William Gregory Buchanan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Moving wall positive displacement turbine system

    • Patent number 11,891,948
    • Issue date Feb 6, 2024
    • David Stiles
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    AIRCRAFT POWER PLANT

    • Publication number 20250051017
    • Publication date Feb 13, 2025
    • Pratt & Whitney Canada Corp.
    • Serge DUSSAULT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID COMBUSTION-ELECTRIC GENERATOR

    • Publication number 20250035034
    • Publication date Jan 30, 2025
    • Chance Mata
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Finite-Time Energy Conversion in a Hybrid Cycle Combining Electroch...

    • Publication number 20240401517
    • Publication date Dec 5, 2024
    • Technion Research & Development Foundation Limited
    • David Diskin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ROTARY COMBUSTION ENGINE AND ASSOCIATED COMBUSTION METHOD

    • Publication number 20240369013
    • Publication date Nov 7, 2024
    • Lahcene Kerrache
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    ROTOR ASSEMBLY WITH COOLING CHANNELS SEPARATED BY RIBS FOR A ROTARY...

    • Publication number 20240337186
    • Publication date Oct 10, 2024
    • Pratt & Whitney Canada Corp.
    • Jérémie Barberger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM

    • Publication number 20240271560
    • Publication date Aug 15, 2024
    • William Todd Hodges
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY MACHINE

    • Publication number 20240191626
    • Publication date Jun 13, 2024
    • LUMENIUM LLC
    • William LUKACZYK
    • 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

    ROTATIONAL ENGINE WITH INNER AND OUTER RINGS

    • Publication number 20240141789
    • Publication date May 2, 2024
    • Duplicent, LLC
    • Curren Emmett Krasnoff
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRCRAFT POWER PLANT

    • Publication number 20240092491
    • Publication date Mar 21, 2024
    • Pratt & Whitney Canada Corp.
    • Serge DUSSAULT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY PISTON ENGINE

    • Publication number 20240052775
    • Publication date Feb 15, 2024
    • Winkelmann Wankel GmbH
    • Wolfgang Baier
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENERGY TRANSFER MACHINE

    • Publication number 20240003290
    • Publication date Jan 4, 2024
    • 1159718 B.C. Ltd.
    • James Brent Klassen
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTONLESS COMBUSTION FLYWHEEL ENGINE DESIGN FOR LOW FUEL CONSUMPTION

    • Publication number 20230407780
    • Publication date Dec 21, 2023
    • PAUL J. SOO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    A ROTARY DRIVE APPARATUS

    • Publication number 20230392542
    • Publication date Dec 7, 2023
    • David George ROBSON
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotary Pump

    • Publication number 20230383691
    • Publication date Nov 30, 2023
    • United States of America, as Represented by the Secretary of the Navy
    • William Gregory BUCHANAN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    ENERGY TRANSFER MACHINE

    • Publication number 20230243295
    • Publication date Aug 3, 2023
    • 1159718 B.C. Ltd.
    • James Brent Klassen
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY MACHINE

    • Publication number 20230203950
    • Publication date Jun 29, 2023
    • LUMENIUM LLC
    • William Anderson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY ENGINE

    • Publication number 20230151762
    • Publication date May 18, 2023
    • Jiangsu University
    • Baowei FAN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM

    • Publication number 20230113272
    • Publication date Apr 13, 2023
    • William Todd Hodges
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY ENGINE, PARTS THEREOF, AND METHODS

    • Publication number 20230092617
    • Publication date Mar 23, 2023
    • ASTRON AEROSPACE LLC
    • Matthew T. RILEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MULTI-CYLINDER ROTARY ENGINE HAVING TRIANGULAR CYLINDER

    • Publication number 20230090367
    • Publication date Mar 23, 2023
    • Jong Chan KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRCRAFT POWER PLANT

    • Publication number 20230085551
    • Publication date Mar 16, 2023
    • Pratt & Whitney Canada Corp.
    • Serge DUSSAULT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    Piston Sealing Mechanism for a Circulating Piston Engine

    • Publication number 20230046714
    • Publication date Feb 16, 2023
    • WB Development Company LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OBLONG-SHAPED ROTOR ENGINE HAVING HIGH SEALING PERFORMANCE

    • Publication number 20230053217
    • Publication date Feb 16, 2023
    • BEIHANG UNIVERSITY
    • Chongwen JIANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Method and apparatus for storing energy

    • Publication number 20220403773
    • Publication date Dec 22, 2022
    • Andreas Doering
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY BLADE ENGINE

    • Publication number 20220389860
    • Publication date Dec 8, 2022
    • Akira OGURA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BIAXIAL SUPPORTING DEVICE FOR ROTARY OPPOSED PISTON ENGINE

    • Publication number 20220389861
    • Publication date Dec 8, 2022
    • Beijing Institute of Technology
    • Jianbing Gao
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS