Rotary-piston machines or engines with non-parallel axes of movement of co-operating members

Patents Grantslast 30 patents

  • 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

    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

    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

    Internal combustion engine and method for operating an internal com...

    • Patent number 11,635,018
    • Issue date Apr 25, 2023
    • Felix Thugutt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid flow device

    • Patent number 11,614,089
    • Issue date Mar 28, 2023
    • Alejandro Juan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder with the rotor including a formation and...

    • Patent number 11,536,139
    • Issue date Dec 27, 2022
    • Lontra Limited
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder device with flared curved rotor surface

    • Patent number 11,519,268
    • Issue date Dec 6, 2022
    • Lontra Limited
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotational displacement apparatus

    • Patent number 11,408,286
    • Issue date Aug 9, 2022
    • FETU LIMITED
    • Jonathan Paul Fenton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder device having a dish ringed rotor

    • Patent number 11,319,812
    • Issue date May 3, 2022
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circulating piston engine

    • Patent number 11,215,112
    • Issue date Jan 4, 2022
    • WB Development Company, LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston and cylinder device

    • Patent number 11,131,193
    • Issue date Sep 28, 2021
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder devices

    • Patent number 11,008,865
    • Issue date May 18, 2021
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary fluid flow device

    • Patent number 10,975,869
    • Issue date Apr 13, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder device

    • Patent number 10,961,849
    • Issue date Mar 30, 2021
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Circulating piston engine

    • Patent number 10,876,469
    • Issue date Dec 29, 2020
    • WB Development Company, LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Toroidal engine

    • Patent number 10,801,401
    • Issue date Oct 13, 2020
    • Constant Velocity Design LLC
    • Kevin M. Mueller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder devices

    • Patent number 10,794,186
    • Issue date Oct 6, 2020
    • Lontra Limited
    • Stephen F. Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder devices

    • Patent number 10,662,775
    • Issue date May 26, 2020
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotational displacement apparatus

    • Patent number 10,443,383
    • Issue date Oct 15, 2019
    • FETU LIMITED
    • Jonathan Paul Fenton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder device

    • Patent number 10,400,601
    • Issue date Sep 3, 2019
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Positive displacement rotary motion device including a pulse detona...

    • Patent number 10,337,328
    • Issue date Jul 2, 2019
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Split-chamber rotary engine improvements

    • Patent number 10,294,792
    • Issue date May 21, 2019
    • Egidio Lucas de Oliveira
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump supported by journal bearings

    • Patent number 10,151,312
    • Issue date Dec 11, 2018
    • Robert Bosch GmbH
    • Evgenij Skrynski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston and cylinder devices

    • Patent number 9,879,534
    • Issue date Jan 30, 2018
    • Lontra Limited
    • Stephen F. Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shroud for rotary engine

    • Patent number 9,874,097
    • Issue date Jan 23, 2018
    • Exponential Technologies, Inc.
    • Curtis Patterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circulating piston engine

    • Patent number 9,850,759
    • Issue date Dec 26, 2017
    • WB Development Company LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary machine for compression and decompression

    • Patent number 9,784,108
    • Issue date Oct 10, 2017
    • Be-Kking Management B.V.
    • Wilhelmus Theodorus Clemens Bekking
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotor mechanism

    • Patent number 9,714,573
    • Issue date Jul 25, 2017
    • ROTOMOTOR LIMITED
    • Jonathan Roy Graham Marsh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary piston engine which acts as a pump, condenser or motor for a...

    • Patent number 9,670,778
    • Issue date Jun 6, 2017
    • Robert Bosch GmbH
    • Dieter Amesoeder
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Indexed positive displacement rotary motion device

    • Patent number 9,447,688
    • Issue date Sep 20, 2016
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    EXTERNAL COMBUSTION ROTARY ENGINE

    • Publication number 20230243261
    • Publication date Aug 3, 2023
    • Alvaro Fabian BRICIO ARZUBIDE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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 Fluid Flow Device

    • Publication number 20210301825
    • Publication date Sep 30, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Circulating Piston Engine

    • Publication number 20210087970
    • Publication date Mar 25, 2021
    • WB Development Company LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Rotational Displacement Apparatus

    • Publication number 20200032652
    • Publication date Jan 30, 2020
    • FeTu Limited
    • Jonathan Paul Fenton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20190242258
    • Publication date Aug 8, 2019
    • LONTRA LIMITED
    • Stephen Francis LINDSEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20190234215
    • Publication date Aug 1, 2019
    • LONTRA LIMITED
    • Stephen Francis LINDSEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20190218911
    • Publication date Jul 18, 2019
    • LONTRA LIMITED
    • Stephen Francis LINDSEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20190195071
    • Publication date Jun 27, 2019
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20190186264
    • Publication date Jun 20, 2019
    • Stephen Francis LINDSEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TOROIDAL ENGINE

    • Publication number 20190112974
    • Publication date Apr 18, 2019
    • Kevin M. Mueller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPLIT-CHAMBER ROTARY ENGINE IMPROVEMENTS

    • Publication number 20180298757
    • Publication date Oct 18, 2018
    • Egidio Lucas de Oliveira
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICES

    • Publication number 20180128105
    • Publication date May 10, 2018
    • LONTRA LIMITED
    • Stephen F. Lindsey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotational Displacement Apparatus

    • Publication number 20180045052
    • Publication date Feb 15, 2018
    • FeTu Limited
    • Jonathan Paul Fenton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICES

    • Publication number 20170211389
    • Publication date Jul 27, 2017
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20170211387
    • Publication date Jul 27, 2017
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICE

    • Publication number 20170211388
    • Publication date Jul 27, 2017
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY PISTON AND CYLINDER DEVICES

    • Publication number 20170204727
    • Publication date Jul 20, 2017
    • LONTRA LIMITED
    • Stephen Francis Lindsey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Indexed Positive Displacement Rotary Motion Device

    • Publication number 20170130583
    • Publication date May 11, 2017
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Shroud For Rotary Engine

    • Publication number 20150361794
    • Publication date Dec 17, 2015
    • Exponential Technologies, Inc.
    • Curtis Patterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY MACHINE FOR COMPRESSION AND DECOMPRESSION

    • Publication number 20150275668
    • Publication date Oct 1, 2015
    • Be-Kking Management B.V.
    • Wilhelmus Theodorus Clemens Bekking
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY PISTON ENGINE WHICH ACTS AS A PUMP, CONDENSER OR MOTOR FOR A...

    • Publication number 20150086407
    • Publication date Mar 26, 2015
    • ROBERT BOSCH GmbH
    • Dieter Amesoeder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID-POWERED MOTORS AND PUMPS

    • Publication number 20140356136
    • Publication date Dec 4, 2014
    • Hendrikus Johannes van der Meijden
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    Indexed Positive Displacement Rotary Motion Device

    • Publication number 20140216000
    • Publication date Aug 7, 2014
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Circulating Piston Engine

    • Publication number 20140182534
    • Publication date Jul 3, 2014
    • WB Development Company LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY VOLUMETRIC MACHINE

    • Publication number 20140044580
    • Publication date Feb 13, 2014
    • CAPTECH S.r.l.
    • Aimone Balbo Di Vinadio
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP OR MOTOR FOR LIQUID OR GASEOUS MEDIA

    • Publication number 20130224056
    • Publication date Aug 29, 2013
    • ROBERT BOSCH GmbH
    • Felix Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Positive Displacement Expander

    • Publication number 20130200634
    • Publication date Aug 8, 2013
    • Exponential Technologies, Inc.
    • Curtis Patterson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTARY MACHINE FOR COMPRESSION AND DECOMPRESSION

    • Publication number 20130129476
    • Publication date May 23, 2013
    • Be-Kking Management B.V.
    • Wilhelmus Theodorus Clemens Bekking
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VOLUMETRIC ROTARY MASHINE

    • Publication number 20130011286
    • Publication date Jan 10, 2013
    • Alexandr Vladimirovich Didin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES