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Siegfried K. Welke

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  • Erkrath, DE
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ADHESIVE MEDICAL ARTICLE HAVING FLUID MANAGEMENT PROPERTIES
    • Publication number 20220395401
    • Publication date Dec 15, 2022
    • 3M INNOVATIVE PROPERTIES COMPANY
    • HIRONOBU ISHIWATARI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    SILOXANE-BASED GEL ADHESIVES AND ARTICLES
    • Publication number 20220049099
    • Publication date Feb 17, 2022
    • 3M Innovative Properties Company
    • Christoph T.R. Schuell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ROOM TEMPERATURE CURABLE SILOXANE-BASED GELS
    • Publication number 20150376345
    • Publication date Dec 31, 2015
    • 3M INNOVATIVE PROPERTIES COMPANY
    • Junkang J. Liu
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Method for Applying Elongate Strip to Door Frame of Vehicle
    • Publication number 20130153146
    • Publication date Jun 20, 2013
    • 3M Innovative Properties Company
    • Volker Paschmann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ADHESIVE ARTICLE COMPRISING AN ACRYLIC FOAM LAYER
    • Publication number 20110315316
    • Publication date Dec 29, 2011
    • 3M INNOVATIVE PROPERTIES COMPANY
    • Siegfried K. Welke
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Transparent pressure-sensitive adhesive layer
    • Publication number 20040137222
    • Publication date Jul 15, 2004
    • Siegfried K. Welke
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...