the connection of the pistons with an actuated or actuating element being at the inner ends of the cylinders

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary engine

    • Patent number 11,697,993
    • Issue date Jul 11, 2023
    • Shih-Ho Chang
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine compressor unit

    • Patent number 10,598,168
    • Issue date Mar 24, 2020
    • Rudolf Schulze
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Energy harvesting heat engine and actuator

    • Patent number 10,280,752
    • Issue date May 7, 2019
    • Synergy Power LLC
    • Emil J. Ureel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas flow and energy conversion apparatus

    • Patent number 10,145,298
    • Issue date Dec 4, 2018
    • Vengen Technologies LLC
    • Joseph Vengen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Energy harvesting heat engine and actuator

    • Patent number 9,869,180
    • Issue date Jan 16, 2018
    • Synergy Power, LLC
    • Emil J. Ureel
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid expansion engine

    • Patent number 9,598,959
    • Issue date Mar 21, 2017
    • Neemat Frem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Seal assembly for rotary-piston internal-combustion engine

    • Patent number 9,366,200
    • Issue date Jun 14, 2016
    • KNOB ENGINES S.R.O.
    • Václav Knob
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Displacement assembly for a fluid device

    • Patent number 9,188,111
    • Issue date Nov 17, 2015
    • Eaton Corporation
    • Lowell Dean Hansen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Engine

    • Patent number 9,163,506
    • Issue date Oct 20, 2015
    • Two Stroke Developments Limited
    • Paul Fredric Ellis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston engine

    • Patent number 8,316,817
    • Issue date Nov 27, 2012
    • Dezmotec AG
    • Hans-Gerd Rücker
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary energy conversion device with reciprocating pistons

    • Patent number 8,240,147
    • Issue date Aug 14, 2012
    • Anthony Taba
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic machine arrangement

    • Patent number 8,162,621
    • Issue date Apr 24, 2012
    • Frank H. Walker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor-piston internal combustion engine

    • Patent number 7,673,595
    • Issue date Mar 9, 2010
    • Pelanel GBR
    • Ivaylo Sachariev Pelov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Peter Sporea's fuel injector rotary motor

    • Patent number 7,451,726
    • Issue date Nov 18, 2008
    • Peter Sorin Sporea
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid machine

    • Patent number 7,097,437
    • Issue date Aug 29, 2006
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yasunari Kimura
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Rotary fluid machine

    • Patent number 7,090,476
    • Issue date Aug 15, 2006
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid machinery

    • Patent number 7,040,872
    • Issue date May 9, 2006
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Rotary fluid machinery

    • Patent number 6,945,050
    • Issue date Sep 20, 2005
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Radial motor/pump

    • Patent number 6,883,473
    • Issue date Apr 26, 2005
    • Anthony Leonardus Wondergem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid machinery

    • Patent number 6,862,974
    • Issue date Mar 8, 2005
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Rotary fluid machine having rotor segments on the outer periphery o...

    • Patent number 6,846,163
    • Issue date Jan 25, 2005
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsutomu Takahashi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Rotary piston cylinder device with radially extending cylinder cham...

    • Patent number 6,692,237
    • Issue date Feb 17, 2004
    • Kabushiki Kaisha Sankyo Seiki Seisakusho
    • Fumito Komatsu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Patent number 6,681,738
    • Issue date Jan 27, 2004
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Patent number 6,675,765
    • Issue date Jan 13, 2004
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Patent number 6,668,786
    • Issue date Dec 30, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Spark-ignition rotary internal-combustion engine

    • Patent number 6,591,791
    • Issue date Jul 15, 2003
    • Claudio De Bei
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston driven rotary engine

    • Patent number 6,526,925
    • Issue date Mar 4, 2003
    • Willie A. Green
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid machinery, vane fluid machinery, and waste heat recove...

    • Patent number 6,513,482
    • Issue date Feb 4, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary engine having a conical rotor

    • Patent number 6,279,518
    • Issue date Aug 28, 2001
    • Horace Donald Cooley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Combustion engine having a rotatable cylinder block

    • Patent number 6,220,208
    • Issue date Apr 24, 2001
    • Leon Ruben van de Werve
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Cam Profile for a Hydrostatic Radial Piston Machine, and Hydrostati...

    • Publication number 20190153865
    • Publication date May 23, 2019
    • ROBERT BOSCH GmbH
    • David Hare
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Energy Harvesting Heat Engine And Actuator

    • Publication number 20180209270
    • Publication date Jul 26, 2018
    • Synergy Power LLC
    • Emil J. Ureel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS FLOW AND ENERGY CONVERSION APPARATUS

    • Publication number 20170159557
    • Publication date Jun 8, 2017
    • Vengen Technologies LLC
    • Joseph VENGEN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Energy Harvesting Heat Engine And Actuator

    • Publication number 20160290136
    • Publication date Oct 6, 2016
    • Synergy Power LLC
    • Emil J. Ureel
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE

    • Publication number 20120298065
    • Publication date Nov 29, 2012
    • RITRANS LIMITED
    • Paul Fredric Ellis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTARY EXPANSION ENGINE

    • Publication number 20120073298
    • Publication date Mar 29, 2012
    • Neemat FREM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DISPLACEMENT ASSEMBLY FOR A FLUID DEVICE

    • Publication number 20120042774
    • Publication date Feb 23, 2012
    • EATON CORPORATION
    • Lowell Dean Hansen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Energy Conversion Device With Reciprocating Pistons

    • Publication number 20100192565
    • Publication date Aug 5, 2010
    • Anthony Taba
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Piston Engine

    • Publication number 20090266316
    • Publication date Oct 29, 2009
    • Hans-Gerd Rücker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Hydraulic Machine Arrangement

    • Publication number 20090223359
    • Publication date Sep 10, 2009
    • Frank H. Walker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotor-Piston Internal Combustion Engine

    • Publication number 20080121207
    • Publication date May 29, 2008
    • Ivaylo Sachariev Pelov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary cylinder fluid pressure machine

    • Publication number 20050109294
    • Publication date May 26, 2005
    • Anthony Leonardus Wondergem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20050087066
    • Publication date Apr 28, 2005
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machinery

    • Publication number 20050076641
    • Publication date Apr 14, 2005
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machinery

    • Publication number 20050063855
    • Publication date Mar 24, 2005
    • Hiroyuki Niikura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20050031479
    • Publication date Feb 10, 2005
    • Tsutomu Takahashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20050031480
    • Publication date Feb 10, 2005
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20050025653
    • Publication date Feb 3, 2005
    • Yasunari Kimura
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20050019161
    • Publication date Jan 27, 2005
    • Hiroshi Ichikawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Radial motor/pump

    • Publication number 20040216703
    • Publication date Nov 4, 2004
    • Gemtech Corporation Limited
    • Anthony Leonardus Wondergem
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machine

    • Publication number 20040050246
    • Publication date Mar 18, 2004
    • Tsutomu Takahashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machinery

    • Publication number 20040031383
    • Publication date Feb 19, 2004
    • Tsuneo Endoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary fluid machinery

    • Publication number 20040031384
    • Publication date Feb 19, 2004
    • Tsuneo Endoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Ahn engine improved rotary engine system and method

    • Publication number 20030127062
    • Publication date Jul 10, 2003
    • Min Ho Ahn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Publication number 20030084868
    • Publication date May 8, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Publication number 20030084866
    • Publication date May 8, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary type fluid machine, vane type fluid machine, and waste heat...

    • Publication number 20030084867
    • Publication date May 8, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsuneo Endoh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Spark-ignition rotary internal-combustion engine

    • Publication number 20030070632
    • Publication date Apr 17, 2003
    • Claudio De Bei
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES