TREA

Roger H. Slee

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  • Warwick, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piston with cavity
    • Patent number 5,551,388
    • Issue date Sep 3, 1996
    • T&N Technology Limited
    • Roger H. Slee
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Manufacture of camshafts
    • Patent number 5,392,511
    • Issue date Feb 28, 1995
    • T&N Technology Limited
    • Michael M. Copeland
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cylinder head gasket
    • Patent number 5,125,551
    • Issue date Jun 30, 1992
    • T&N Technology Limited
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Workpiece holding devices
    • Patent number 5,056,390
    • Issue date Oct 15, 1991
    • T&N Technology Limited
    • Roger H. Slee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Piston with a resonant cavity
    • Patent number 4,969,425
    • Issue date Nov 13, 1990
    • T&N Technology Limited
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary valve
    • Patent number 4,864,985
    • Issue date Sep 12, 1989
    • AE PLC
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Ceramic cylinders
    • Patent number 4,841,927
    • Issue date Jun 27, 1989
    • AE PLC
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Machine tools
    • Patent number 4,646,595
    • Issue date Mar 3, 1987
    • AE PLC
    • Roger H. Slee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Manufacture of pistons
    • Patent number 4,638,694
    • Issue date Jan 27, 1987
    • AE PLC
    • Roger H. Slee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Manufacture of camshafts
    • Patent number 4,616,389
    • Issue date Oct 14, 1986
    • AE PLC
    • Roger H. Slee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Machine tools
    • Patent number 4,612,833
    • Issue date Sep 23, 1986
    • AE PLC
    • Roger H. Slee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Valve seat inserts
    • Patent number 4,522,161
    • Issue date Jun 11, 1985
    • AE PLC
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pistons for internal combustion engines
    • Patent number 4,510,895
    • Issue date Apr 16, 1985
    • AE PLC
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Valve seat inserts for internal combustion engines
    • Patent number 4,438,740
    • Issue date Mar 27, 1984
    • Brico Engineering Limited
    • Roger H. Slee
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS