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John H. Kietzman

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  • Golden, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Diatomite-modified asphalt membranes and slurry seals
    • Patent number 4,548,650
    • Issue date Oct 22, 1985
    • Manville Service Corporation
    • John H. Kietzman
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Filled polymeric composition
    • Patent number 4,186,123
    • Issue date Jan 29, 1980
    • Johns-Manville Corporation
    • John H. Kietzman
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...