TREA

Thomas C. Wojtkowski Jr.

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  • Marlboro, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spherical oil film bearing
    • Patent number 10,006,486
    • Issue date Jun 26, 2018
    • Primetals Technologies USA LLC
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hybrid hydrodynamic and hydrostatic bearing bushing and lubrication...
    • Patent number 9,016,099
    • Issue date Apr 28, 2015
    • Siemens Industry, Inc.
    • Mortimer Williams
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bushing for oil film bearing
    • Patent number 8,556,517
    • Issue date Oct 15, 2013
    • Siemens Industry, Inc.
    • Kenneth R. Scheffler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Self pumping oil film bearing
    • Patent number 8,500,332
    • Issue date Aug 6, 2013
    • Siemens Industry, Inc.
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Self aligning oil film bearing
    • Patent number 8,500,333
    • Issue date Aug 6, 2013
    • Siemens Industry, Inc.
    • Peter N. Osgood
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Monitoring and alarm system for rolling mill oil film bearings
    • Patent number 7,461,532
    • Issue date Dec 9, 2008
    • Morgan Construction Company
    • Thomas Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Sleeve for rolling mill oil film bearing
    • Patent number 6,468,194
    • Issue date Oct 22, 2002
    • Morgan Construction Company
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for rotatably supporting the neck of a roll in a rolling...
    • Patent number 6,250,120
    • Issue date Jun 26, 2001
    • Morgan Construction Company
    • Peter N. Osgood
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bushing for oil film bearing
    • Patent number 6,149,309
    • Issue date Nov 21, 2000
    • Morgan Construction Company
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Oil film bearing sleeve and keying arrangement
    • Patent number 6,123,461
    • Issue date Sep 26, 2000
    • Morgan Construction Company
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC GAGE CONTROL CYLINDER ANTI-DEADHEAD DEVICE
    • Publication number 20200072693
    • Publication date Mar 5, 2020
    • Primetals Technologies USA LLC
    • Ronald Claus
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SPHERICAL OIL FILM BEARING
    • Publication number 20160258483
    • Publication date Sep 8, 2016
    • Primetals Technologies USA LLC
    • Thomas C. Wojtkowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEAL ASSEMBLY AND NECK SEAL FOR ROLLING MILL
    • Publication number 20160236250
    • Publication date Aug 18, 2016
    • Siemens Insustry, Inc
    • Eric L. Johanson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLLING MILL LAYING HEAD
    • Publication number 20140374526
    • Publication date Dec 25, 2014
    • Siemens Industry, Inc.
    • Thomas C. Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HYBRID HYDRODYNAMIC AND HYDROSTATIC BEARING BUSHING AND LUBRICATION...
    • Publication number 20130081438
    • Publication date Apr 4, 2013
    • Siemens Industry, Inc.
    • Mortimer Williams
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLLING MILL OIL FILM BEARING SLEEVE WITH FILLED KEYWAY
    • Publication number 20080207420
    • Publication date Aug 28, 2008
    • Ralph DiVirgilio
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    ROLLING MILL OIL FILM BEARING
    • Publication number 20080181541
    • Publication date Jul 31, 2008
    • Peter N. Osgood
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Oil film bearing with compact hydraulic mount
    • Publication number 20070012081
    • Publication date Jan 18, 2007
    • Dennis H. Shriner
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Monitoring and alarm system for rolling mill oil film bearings
    • Publication number 20060180394
    • Publication date Aug 17, 2006
    • Thomas Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Oil outlet for rolling mill oil film bearing
    • Publication number 20050281499
    • Publication date Dec 22, 2005
    • Thomas Wojtkowski
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Sleeve for rolling mill oil film bearing
    • Publication number 20020103062
    • Publication date Aug 1, 2002
    • Thomas C. Wojtkowski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...