Wankel engines

Industry

CPC
F02B2053/005

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02BINTERNAL-COMBUSTION PISTON ENGINES COMBUSTION ENGINES IN GENERAL

Current Industry

F02B2053/005Wankel engines

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Rotary engine with fluid injection cooling
- Patent number 12,234,765
- Issue date Feb 25, 2025
- Pratt & Whitney Canada Corp.
- Etienne Plamondon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rotary engine with seal having elastomeric and metallic members
- Patent number 12,196,154
- Issue date Jan 14, 2025
- Pratt & Whitney Canada Corp.
- Stephane Berube
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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
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
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
Fretting resistant rotary engine housings
- Patent number 12,152,490
- Issue date Nov 26, 2024
- Pratt & Whitney Canada Corp.
- Vincent Savaria
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary engine shim design for floating side plates
- Patent number 12,123,370
- Issue date Oct 22, 2024
- Pratt & Whitney Canada Corp.
- Jean-Philippe Simoneau
- 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
Rotary engine with side housing having a side plate with a ceramic...
- Patent number 12,104,550
- Issue date Oct 1, 2024
- Pratt & Whitney Canada Corp.
- Michel Bousquet
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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
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
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
Aircraft power plant
- Patent number 11,866,181
- Issue date Jan 9, 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 with a plurality of rotor housings arrange...
- Patent number 11,867,179
- Issue date Jan 9, 2024
- Korea Atomic Energy Research Institute
- Yongkwon Koh
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Assemblies and methods for controlling lubrication for rotary engin...
- Patent number 11,867,101
- Issue date Jan 9, 2024
- Pratt & Whitney Canada Corp.
- Jean-Philippe Simoneau
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary piston compressor and system for temperature conditioning wi...
- Patent number 11,841,019
- Issue date Dec 12, 2023
- BorgWarner Inc.
- Frank Dahinten
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Aircraft power plant with supercritical CO2 heat engine
- Patent number 11,787,548
- Issue date Oct 17, 2023
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary engine
- Patent number 11,680,520
- Issue date Jun 20, 2023
- Richard Baron
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary combustion engine with integrated multistage fuel system
- Patent number 11,619,165
- Issue date Apr 4, 2023
- William Todd Hodges
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rotary engine with housing having silicon carbide plate
- Patent number 11,613,995
- Issue date Mar 28, 2023
- Pratt & Whitney Canada Corp.
- David Gagnon-Martin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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
Control device for rotary engine
- Patent number 11,530,675
- Issue date Dec 20, 2022
- Mazda Motor Corporation
- Takaaki Takemitsu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rotary combustion engine with integrated multistage fuel system
- Patent number 11,506,116
- Issue date Nov 22, 2022
- William Todd Hodges
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Control apparatus for electric vehicle
- Patent number 11,506,134
- Issue date Nov 22, 2022
- Mazda Motor Corporation
- Hiroyuki Saito
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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
Aircraft power plant with supercritical CO2 heat engine
- Patent number 11,485,504
- Issue date Nov 1, 2022
- Pratt & Whitney Canada Corp.
- Jean Thomassin
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary engine rotor with lip and a recess on the flank
- Patent number 11,459,890
- Issue date Oct 4, 2022
- UAV Engines Ltd.
- Roy Richmond
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary internal combustion engine with seal lubrication
- Patent number 11,428,128
- Issue date Aug 30, 2022
- Pratt & Whitney Canada Corp.
- Edwin Schulz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
ROTARY ENGINE AND COOLING SYSTEMS THEREOF
- Publication number 20250084783
- Publication date Mar 13, 2025
- Pratt & Whitney Canada Corp.
- Michel BOUSQUET
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
FRETTING RESISTANT ROTARY ENGINE HOUSINGS
- Publication number 20250075622
- Publication date Mar 6, 2025
- Pratt & Whitney Canada Corp.
- Vincent Savaria
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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
ROTARY ENGINE WITH SEAL HAVING ELASTOMERIC AND METALLIC MEMBERS
- Publication number 20240401545
- Publication date Dec 5, 2024
- Pratt & Whitney Canada Corp.
- Stephane BERUBE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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 ENGINE WITH SEAL HAVING ELASTOMERIC MEMBER AND SHIELD
- Publication number 20240318611
- Publication date Sep 26, 2024
- Pratt & Whitney Canada Corp.
- Michel BOUSQUET
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROTARY ENGINE SHIM DESIGN FOR FLOATING SIDE PLATES
- Publication number 20240301839
- Publication date Sep 12, 2024
- Pratt & Whitney Canada Corp.
- Jean-Philippe Simoneau
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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
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 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
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
MUFFLER
- Publication number 20230212967
- Publication date Jul 6, 2023
- Honeywell International Inc.
- Morris G. Anderson
- B64 - AIRCRAFT AVIATION COSMONAUTICS
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 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
CONTROL DEVICE FOR ROTARY ENGINE
- Publication number 20220381215
- Publication date Dec 1, 2022
- MAZDA MOTOR CORPORATION
- Takaaki TAKEMITSU
- 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 20220325661
- Publication date Oct 13, 2022
- LUMENIUM LLC
- WILLIAM A. LUKACZYK
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM
- Publication number 20220260010
- Publication date Aug 18, 2022
- William Todd Hodges
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
FLUID TRANSFER APPARATUS
- Publication number 20220127997
- Publication date Apr 28, 2022
- Korea Atomic Energy Research Institute
- Yongkwon KOH
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HEAVY FUEL ROTARY ENGINE WITH COMPRESSION IGNITION
- Publication number 20210363912
- Publication date Nov 25, 2021
- Rotary Research Group LLC
- P. Tyson Garvin
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
AIRCRAFT POWER PLANT COOLING SYSTEM
- Publication number 20210317742
- Publication date Oct 14, 2021
- Pratt & Whitney Canada Corp.
- Luc DIONNE
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROTARY INTERNAL COMBUSTION ENGINE WITH SEAL LUBRICATION
- Publication number 20210231033
- Publication date Jul 29, 2021
- Pratt & Whitney Canada Corp.
- Edwin SCHULZ
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROTARY INTERNAL COMBUSTION MOTOR
- Publication number 20210131346
- Publication date May 6, 2021
- Angelo BRACALENTE
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ROTARY ENGINE
- Publication number 20210054872
- Publication date Feb 25, 2021
- LG ELECTRONICS INC.
- Byeonghun YU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Sealing In Helical Trochoidal Rotary Machines
- Publication number 20210025392
- Publication date Jan 28, 2021
- Rotoliptic Technologies Incorporated
- Greg John Montie
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD OF OPERATING A ROTARY ENGINE
- Publication number 20210010414
- Publication date Jan 14, 2021
- Pratt & Whitney Canada Corp.
- Andre JULIEN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Rotary Engine Rotor
- Publication number 20200270991
- Publication date Aug 27, 2020
- UAV ENGINES LTD.
- Roy Richmond
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TURBOFAN ENGINE ASSEMBLY WITH INTERCOOLER
- Publication number 20200217248
- Publication date Jul 9, 2020
- Pratt & Whitney Canada Corp.
- Andre JULIEN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Helical Trochoidal Rotary Machines With Offset
- Publication number 20200200008
- Publication date Jun 25, 2020
- Rotoliptic Technologies Incorporated
- Greg John Montie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ROTARY INTERNAL COMBUSTION ENGINE WITH APEX SEAL LUBRICATION
- Publication number 20200157985
- Publication date May 21, 2020
- Pratt & Whitney Canada Corp.
- Edwin SCHULZ
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ENGINE ASSEMBLY WITH INTERCOOLER
- Publication number 20200123964
- Publication date Apr 23, 2020
- Pratt & Whitney Canada Corp.
- Andre JULIEN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Wankel engines

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rotary engine with fluid injection cooling

Rotary engine with seal having elastomeric and metallic members

Rotary engine rotor and method

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

Aircraft power plant

Fluid transfer apparatus

Fretting resistant rotary engine housings

Rotary engine shim design for floating side plates

Rotary engine with dual axis rotor rotation

Side plate for rotary engine

Rotary engine with side housing having a side plate with a ceramic...

Rotary engine with dual-fuel injectors

Sealing in helical trochoidal rotary machines

Rotary engine

Aircraft power plant

Fluid transfer apparatus with a plurality of rotor housings arrange...

Assemblies and methods for controlling lubrication for rotary engin...

Rotary piston compressor and system for temperature conditioning wi...

Aircraft power plant with supercritical CO2 heat engine

Rotary engine

Rotary combustion engine with integrated multistage fuel system

Rotary engine with housing having silicon carbide plate

Helical trochoidal rotary machines with offset

Control device for rotary engine

Rotary combustion engine with integrated multistage fuel system

Control apparatus for electric vehicle

Sealing in helical trochoidal rotary machines

Aircraft power plant with supercritical CO2 heat engine

Rotary engine rotor with lip and a recess on the flank

Rotary internal combustion engine with seal lubrication

Patents Applicationslast 30 patents

ROTARY ENGINE AND COOLING SYSTEMS THEREOF

FRETTING RESISTANT ROTARY ENGINE HOUSINGS

AIRCRAFT POWER PLANT

ROTARY ENGINE WITH SEAL HAVING ELASTOMERIC AND METALLIC MEMBERS

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

ROTARY ENGINE WITH SEAL HAVING ELASTOMERIC MEMBER AND SHIELD

ROTARY ENGINE SHIM DESIGN FOR FLOATING SIDE PLATES

Sealing In Helical Trochoidal Rotary Machines

ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM

ROTARY ENGINE ROTOR AND METHOD

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

MUFFLER

ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM

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

CONTROL DEVICE FOR ROTARY ENGINE

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

ROTARY COMBUSTION ENGINE WITH INTEGRATED MULTISTAGE FUEL SYSTEM

FLUID TRANSFER APPARATUS

HEAVY FUEL ROTARY ENGINE WITH COMPRESSION IGNITION

AIRCRAFT POWER PLANT COOLING SYSTEM

ROTARY INTERNAL COMBUSTION ENGINE WITH SEAL LUBRICATION

ROTARY INTERNAL COMBUSTION MOTOR

ROTARY ENGINE

Sealing In Helical Trochoidal Rotary Machines

METHOD OF OPERATING A ROTARY ENGINE

Rotary Engine Rotor

TURBOFAN ENGINE ASSEMBLY WITH INTERCOOLER

Helical Trochoidal Rotary Machines With Offset

ROTARY INTERNAL COMBUSTION ENGINE WITH APEX SEAL LUBRICATION

ENGINE ASSEMBLY WITH INTERCOOLER