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Walter A. Johnson

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  • Columbus, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molding apparatus and process
    • Patent number 11,318,639
    • Issue date May 3, 2022
    • Knauf Insulation, Inc.
    • Gert R. Mueller
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Molding apparatus and process
    • Patent number 10,889,026
    • Issue date Jan 12, 2021
    • Knauf Insulation, Inc.
    • Gert R. Mueller
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Molding process for insulation product
    • Patent number 10,647,050
    • Issue date May 12, 2020
    • Knauf Insulation, Inc.
    • Gert R. Mueller
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Molding process for insulation product
    • Patent number 10,307,955
    • Issue date Jun 4, 2019
    • Knauf Insulation, Inc.
    • Gert R. Mueller
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Roofing systems and methods
    • Patent number 10,087,634
    • Issue date Oct 2, 2018
    • Johns Manville
    • Walter Alexander Johnson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Roofing systems and methods
    • Patent number 9,909,317
    • Issue date Mar 6, 2018
    • Johns Manville
    • Walter Alexander Johnson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Insulation articles including corrosion inhibitors and methods of p...
    • Patent number 9,751,289
    • Issue date Sep 5, 2017
    • Knauf Insulation, Inc.
    • Gert Rainer Mueller
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-component rotary spinner apparatuses systems and methods for...
    • Patent number 9,624,123
    • Issue date Apr 18, 2017
    • Knauf Insulation, Inc.
    • Robert W. Zembrodt
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Roofing systems and methods
    • Patent number 9,404,261
    • Issue date Aug 2, 2016
    • Johns Manville
    • Walter Alexander Johnson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of winding sheets with preapplied seam tape
    • Patent number 8,490,911
    • Issue date Jul 23, 2013
    • Johns Manville
    • Norman Douglass Fast
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Prefabricated roofing panel composite
    • Patent number 8,479,467
    • Issue date Jul 9, 2013
    • Johns Manville
    • Walter Alexander Johnson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Cooling apparatus for fiberizing bushings and method
    • Patent number 8,056,371
    • Issue date Nov 15, 2011
    • Johns Manville
    • Terry Joe Hanna
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Processes for forming a fiber-reinforced product
    • Patent number 8,021,588
    • Issue date Sep 20, 2011
    • Johns Manville
    • Klaus Friedrich Gleich
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for mixing modified bitumen by extrusion
    • Patent number 7,967,905
    • Issue date Jun 28, 2011
    • Johns Manville
    • Raymond C. Swann
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Cooling apparatus for fiberizing bushings
    • Patent number 7,726,155
    • Issue date Jun 1, 2010
    • Johns Manville
    • Terry Joe Hanna
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    Processes for forming a fiber-reinforced product
    • Patent number 7,601,282
    • Issue date Oct 13, 2009
    • Johns Manville
    • Klaus Friedrich Gleich
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Rotary fiberization spinner disc
    • Patent number 6,823,698
    • Issue date Nov 30, 2004
    • Johns Manville International, Inc.
    • Walter A. Johnson
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents