the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation

Patents Grantslast 30 patents

  • Information Patent Grant

    Outrunner gas expansion motor topology

    • Patent number 12,031,439
    • Issue date Jul 9, 2024
    • Safran Landing Systems Canada Inc.
    • Robert Kyle Schmidt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary motor

    • Patent number 10,473,025
    • Issue date Nov 12, 2019
    • Stein Kyrre Monsen
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Isochoric heat addition engines and methods

    • Patent number 10,196,970
    • Issue date Feb 5, 2019
    • LiquidPiston, Inc.
    • Nikolay Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Isochoric heat addition engines and methods

    • Patent number 9,382,851
    • Issue date Jul 5, 2016
    • LiquidPiston, Inc.
    • Nikolay Shkolnik
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Isochoric heat addition engines and methods

    • Patent number 8,863,724
    • Issue date Oct 21, 2014
    • LiquidPiston, Inc.
    • Nikolay Shkolnik
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reciprocating and rotary piston engine

    • Patent number 7,765,962
    • Issue date Aug 3, 2010
    • TAAUT S.R.L. GmbH
    • Walter Colombi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fluid pump having expansion device and rankine cycle using the same

    • Patent number 7,735,335
    • Issue date Jun 15, 2010
    • Denso Corporation
    • Keiichi Uno
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Rotary piston internal combustion engine

    • Patent number 6,349,696
    • Issue date Feb 26, 2002
    • Ke Jian Shang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary engine

    • Patent number 5,755,197
    • Issue date May 26, 1998
    • Frank G. Oplt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary engine

    • Patent number 5,203,297
    • Issue date Apr 20, 1993
    • Dennis D. Iversen
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Supercharged rotary piston engine

    • Patent number 5,138,994
    • Issue date Aug 18, 1992
    • Laszlo Maday
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Reversible rotary internal combustion engine

    • Patent number 4,819,594
    • Issue date Apr 11, 1989
    • George B. Tsakiroglou
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston engine

    • Patent number 4,817,567
    • Issue date Apr 4, 1989
    • Ronald C. Wilks
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary machine

    • Patent number 4,187,064
    • Issue date Feb 5, 1980
    • Colin Wheeler
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine

    • Patent number 4,127,094
    • Issue date Nov 28, 1978
    • Leonard D. Barry
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine with rotor, of new type

    • Patent number 4,012,181
    • Issue date Mar 15, 1977
    • Andre Brulfert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary internal engines

    • Patent number 3,931,807
    • Issue date Jan 13, 1976
    • Abraham Bloom
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3924579

    • Patent number 3,924,579
    • Issue date Dec 9, 1975
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3914075

    • Patent number 3,914,075
    • Issue date Oct 21, 1975
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3810724

    • Patent number 3,810,724
    • Issue date May 14, 1974
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3624740

    • Patent number 3,624,740
    • Issue date Nov 30, 1971
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3422801

    • Patent number 3,422,801
    • Issue date Jan 21, 1969
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3323500

    • Patent number 3,323,500
    • Issue date Jun 6, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3316887

    • Patent number 3,316,887
    • Issue date May 2, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3280804

    • Patent number 3,280,804
    • Issue date Oct 25, 1966
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3262432

    • Patent number 3,262,432
    • Issue date Jul 26, 1966
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3251348

    • Patent number 3,251,348
    • Issue date May 17, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3244157

    • Patent number 3,244,157
    • Issue date Apr 5, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3137280

    • Patent number 3,137,280
    • Issue date Jun 16, 1964
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3094840

    • Patent number 3,094,840
    • Issue date Jun 25, 1963
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents