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Walter C. Pearson

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Combination for storing and applying heat softenable moisture curab...
    • Patent number 6,439,438
    • Issue date Aug 27, 2002
    • 3M Innovative Properties Company
    • Gerald P. Schouten
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Multi-component applicator assembly
    • Patent number 5,370,273
    • Issue date Dec 6, 1994
    • Minnesota Mining and Manufacturing Company
    • Robert R. Rohloff
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method for adhesively bonding close fitting components
    • Patent number 5,288,359
    • Issue date Feb 22, 1994
    • Minnestoa Mining and Manufacturing Company
    • Charles W. Stobbie
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and combination for heating and dispensing hot melt materials
    • Patent number 5,042,228
    • Issue date Aug 27, 1991
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Double barrel dispensing container and cap therefor
    • Patent number 4,974,756
    • Issue date Dec 4, 1990
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method and combination for heating and dispensing hot melt materials
    • Patent number 4,926,029
    • Issue date May 15, 1990
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for binding sheets together
    • Patent number 4,518,296
    • Issue date May 21, 1985
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Holder for multiple pads of notepaper
    • Patent number D273798
    • Issue date May 8, 1984
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • D19 - Office supplies
  • Information Patent Grant

    Notepaper pad holder
    • Patent number D271981
    • Issue date Dec 27, 1983
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • D19 - Office supplies
  • Information Patent Grant

    Dual notepaper pad and pen holder
    • Patent number D270739
    • Issue date Sep 27, 1983
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • D19 - Office supplies
  • Information Patent Grant

    Combined notepaper pad and pen holder
    • Patent number D270740
    • Issue date Sep 27, 1983
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • D19 - Office supplies
  • Information Patent Grant

    Tape-cutting blade attaching method
    • Patent number 4,358,328
    • Issue date Nov 9, 1982
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tape dispenser
    • Patent number D259643
    • Issue date Jun 23, 1981
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • D19 - Office supplies
  • Information Patent Grant

    Applicator for a double coated tape strip
    • Patent number 4,270,971
    • Issue date Jun 2, 1981
    • Minnesota Mining and Manufacturing Company
    • Walter C. Pearson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents