TREA

James D. Kempf

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  • Newburgh, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Truss hinge with variations in angular settings
    • Patent number 9,957,709
    • Issue date May 1, 2018
    • Production Resource Group, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Grant

    Truss hinge with variations in angular settings
    • Patent number 9,732,511
    • Issue date Aug 15, 2017
    • Production Resource Group, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Grant

    Cable slider with symmetric pieces
    • Patent number 9,728,943
    • Issue date Aug 8, 2017
    • Production Resource Group, L.L.C.
    • James Kempf
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Truss hinge with angular variability
    • Patent number 9,453,359
    • Issue date Sep 27, 2016
    • Production Resource Group, L.L.C.
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Truss hinge with variations in angular settings
    • Patent number 9,422,972
    • Issue date Aug 23, 2016
    • Production Resource Group, L.L.C.
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Hoist pickup bar
    • Patent number 8,950,716
    • Issue date Feb 10, 2015
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Angle spreader for trusses
    • Patent number 8,915,041
    • Issue date Dec 23, 2014
    • Production Resource Group L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Grant

    Universal powerpack and attachments
    • Patent number 8,875,636
    • Issue date Nov 4, 2014
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Truss hinge for a stage truss
    • Patent number 8,850,774
    • Issue date Oct 7, 2014
    • Production Resource Group L.L.C.
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Cable slider with symmetric pieces
    • Patent number 8,801,324
    • Issue date Aug 12, 2014
    • Production Resource Group, L.L.C.
    • James Kempf
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Truss hinge with angular variability
    • Patent number 8,720,152
    • Issue date May 13, 2014
    • Production Resource Group, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Grant

    Truss hub and parts with variable configurations
    • Patent number 8,572,924
    • Issue date Nov 5, 2013
    • Production Resource Group, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Grant

    Universal deck track dog with replaceable parts
    • Patent number 8,491,400
    • Issue date Jul 23, 2013
    • Production Resource Group, L.L.C.
    • James Kempf
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    I-beam track with a separate attachment portion
    • Patent number 8,434,728
    • Issue date May 7, 2013
    • Production Resource Group, L.L.C.
    • James Kempf
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Rover wheel
    • Patent number 8,413,756
    • Issue date Apr 9, 2013
    • Production Resource Group, L.L.C.
    • James Kempf
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Modular winch for stage use
    • Patent number 8,313,090
    • Issue date Nov 20, 2012
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Reduced size and reconfigurable winch
    • Patent number 8,292,268
    • Issue date Oct 23, 2012
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Zero fleet winch for stage use
    • Patent number 8,196,900
    • Issue date Jun 12, 2012
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Tab winch for stage use
    • Patent number 8,136,794
    • Issue date Mar 20, 2012
    • Vizio Inc.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Lineset winch with braking parts
    • Patent number 8,070,135
    • Issue date Dec 6, 2011
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Self erecting zipper lift
    • Patent number 8,069,954
    • Issue date Dec 6, 2011
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Tab winch for stage use
    • Patent number 7,909,307
    • Issue date Mar 22, 2011
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Lineset winch with braking parts
    • Patent number 7,850,146
    • Issue date Dec 14, 2010
    • Production Resource Group, L.L.C.
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Stage element movement assembly
    • Patent number 6,547,670
    • Issue date Apr 15, 2003
    • Production Resource Group L.L.C.
    • James D. Kempf
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Truss Hinge with Variations in Angular Settings
    • Publication number 20170342702
    • Publication date Nov 30, 2017
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Angle Spreader for Trusses
    • Publication number 20170009445
    • Publication date Jan 12, 2017
    • PRODUCTION RESOURCE GROUP, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Application

    Truss Hinge with Variations in Angular Settings
    • Publication number 20160362886
    • Publication date Dec 15, 2016
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Cable slider with symmetric pieces
    • Publication number 20160344171
    • Publication date Nov 24, 2016
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Angle Spreader for Trusses
    • Publication number 20150107187
    • Publication date Apr 23, 2015
    • PRODUCTION RESOURCE GROUP, L.L.C.
    • James Kempf
    • E04 - BUILDING
  • Information Patent Application

    Truss hinge with variations in angular settings
    • Publication number 20150086322
    • Publication date Mar 26, 2015
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Truss Hinge with Angular Variability
    • Publication number 20140360125
    • Publication date Dec 11, 2014
    • PRODUCTION RESOURCE GROUP, L.L.C.
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Cable slider with symmetric pieces
    • Publication number 20140356061
    • Publication date Dec 4, 2014
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    I-beam track with a Separate attachment portion
    • Publication number 20140150236
    • Publication date Jun 5, 2014
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Hoist pickup bar
    • Publication number 20130161477
    • Publication date Jun 27, 2013
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Angle Spreader for Trusses
    • Publication number 20120297718
    • Publication date Nov 29, 2012
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E04 - BUILDING
  • Information Patent Application

    Universal Powerpack and Attachments
    • Publication number 20120260754
    • Publication date Oct 18, 2012
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Rover Wheel
    • Publication number 20120186893
    • Publication date Jul 26, 2012
    • PRODUCTION RESOURCE GROUP, L.L.C.
    • James Kempf
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Cable slider with symmetric pieces
    • Publication number 20120042481
    • Publication date Feb 23, 2012
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Truss Hub and Parts with Variable Configurations
    • Publication number 20120023861
    • Publication date Feb 2, 2012
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E04 - BUILDING
  • Information Patent Application

    Lightlock winch
    • Publication number 20120018610
    • Publication date Jan 26, 2012
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Truss Hinge with Angular Variability
    • Publication number 20110265421
    • Publication date Nov 3, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Tab Winch for Stage Use
    • Publication number 20110163286
    • Publication date Jul 7, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Truss Hinge
    • Publication number 20110142591
    • Publication date Jun 16, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Universal Deck Track Dog with Replaceable Parts
    • Publication number 20110118038
    • Publication date May 19, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Reduced Size and Reconfigurable Winch
    • Publication number 20110101292
    • Publication date May 5, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Workhorse Winch
    • Publication number 20110101293
    • Publication date May 5, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Lineset Winch with Braking Parts
    • Publication number 20110079760
    • Publication date Apr 7, 2011
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    I-beam track with a Separate attachment portion
    • Publication number 20100242562
    • Publication date Sep 30, 2010
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Double Offset Caster System
    • Publication number 20100247281
    • Publication date Sep 30, 2010
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Moving Trolley for an I Beam Extrusion
    • Publication number 20100005998
    • Publication date Jan 14, 2010
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Tab Winch for Stage Use
    • Publication number 20090315006
    • Publication date Dec 24, 2009
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Turtle Winch for Stage Use
    • Publication number 20090309080
    • Publication date Dec 17, 2009
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Lineset Winch with Braking Parts
    • Publication number 20090309084
    • Publication date Dec 17, 2009
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Modular Winch for Stage Use
    • Publication number 20090308826
    • Publication date Dec 17, 2009
    • PRODUCTION RESOURCE GROUP L.L.C
    • James Kempf
    • B66 - HOISTING LIFTING HAULING