TREA

Darryl L. Engel

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  • LaOtto, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible protective boot for a jack screw
    • Patent number 5,458,316
    • Issue date Oct 17, 1995
    • Kip; Larry
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Screw designs for a scissors jack
    • Patent number 5,364,072
    • Issue date Nov 15, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Hollow trunnions for scissor jacks
    • Patent number 5,356,117
    • Issue date Oct 18, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Automotive ratchet wrench
    • Patent number 5,325,743
    • Issue date Jul 5, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Screw designs for a scissors jack
    • Patent number 5,312,088
    • Issue date May 17, 1994
    • Universal Tool & Stamping Co., Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    A method of forming tapered channels for scissors jack
    • Patent number 5,307,548
    • Issue date May 3, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Open end construction for jack
    • Patent number 5,303,898
    • Issue date Apr 19, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Jack handle with means for limiting the torque which can be applied...
    • Patent number 5,301,389
    • Issue date Apr 12, 1994
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Folding lug wrench
    • Patent number 5,201,257
    • Issue date Apr 13, 1993
    • Universal Tool & Stamping Co., Inc.
    • Darryl L. Engel
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Failure modes for a jack
    • Patent number 5,199,688
    • Issue date Apr 6, 1993
    • Universal Tool & Stamping Company, Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Drive unit for a jack
    • Patent number 5,165,660
    • Issue date Nov 24, 1992
    • Universal Tool & Stamping Co., Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Lift cap for a jack
    • Patent number 5,135,201
    • Issue date Aug 4, 1992
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Scissors jack which has improved formed gear teeth
    • Patent number 5,110,091
    • Issue date May 5, 1992
    • Universal Tool & Stamping Co.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Drive head for a scissors jack
    • Patent number 5,064,171
    • Issue date Nov 12, 1991
    • Universal Tool & Stamping Co., Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Planetary gear box for a jack
    • Patent number 4,986,802
    • Issue date Jan 22, 1991
    • Universal Tool & Stamping Co., Inc.
    • John R. Scoville
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Scissors jack
    • Patent number 4,802,653
    • Issue date Feb 7, 1989
    • Universal Tool & Stamping Co., Inc.
    • Darryl L. Engel
    • B66 - HOISTING LIFTING HAULING