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Four stroke engines

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  • F02B2720/22
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02BINTERNAL-COMBUSTION PISTON ENGINES COMBUSTION ENGINES IN GENERAL F02B2720/00Engines with liquid fuel

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F02B2720/22Four stroke engines
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Patents Grantslast 30 patents

  • Information Patent Grant

    Four stroke relative motion cylinder with dedicated compression space
    • Patent number 11,248,521
    • Issue date Feb 15, 2022
    • Ibrahim Hanna
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3845746
    • Patent number 3,845,746
    • Issue date Nov 5, 1974
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3762378
    • Patent number 3,762,378
    • Issue date Oct 2, 1973
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3659415
    • Patent number 3,659,415
    • Issue date May 2, 1972
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3591958
    • Patent number 3,591,958
    • Issue date Jul 13, 1971
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3386422
    • Patent number 3,386,422
    • Issue date Jun 4, 1968
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3302627
    • Patent number 3,302,627
    • Issue date Feb 7, 1967
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3266472
    • Patent number 3,266,472
    • Issue date Aug 16, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3263659
    • Patent number 3,263,659
    • Issue date Aug 2, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3253584
    • Patent number 3,253,584
    • Issue date May 31, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3196858
    • Patent number 3,196,858
    • Issue date Jul 27, 1965
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3125077
    • Patent number 3,125,077
    • Issue date Mar 17, 1964
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3125079
    • Patent number 3,125,079
    • Issue date Mar 17, 1964
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3125080
    • Patent number 3,125,080
    • Issue date Mar 17, 1964
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3111117
    • Patent number 3,111,117
    • Issue date Nov 19, 1963
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3083700
    • Patent number 3,083,700
    • Issue date Apr 2, 1963
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3068845
    • Patent number 3,068,845
    • Issue date Dec 18, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3063434
    • Patent number 3,063,434
    • Issue date Nov 13, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3057334
    • Patent number 3,057,334
    • Issue date Oct 9, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3053238
    • Patent number 3,053,238
    • Issue date Sep 11, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3046960
    • Patent number 3,046,960
    • Issue date Jul 31, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3035559
    • Patent number 3,035,559
    • Issue date May 22, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3034489
    • Patent number 3,034,489
    • Issue date May 15, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3025839
    • Patent number 3,025,839
    • Issue date Mar 20, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3020900
    • Patent number 3,020,900
    • Issue date Feb 13, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3020898
    • Patent number 3,020,898
    • Issue date Feb 13, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3017872
    • Patent number 3,017,872
    • Issue date Jan 23, 1962
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2995121
    • Patent number 2,995,121
    • Issue date Aug 8, 1961
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2991768
    • Patent number 2,991,768
    • Issue date Jul 11, 1961
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2988067
    • Patent number 2,988,067
    • Issue date Jun 13, 1961
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents