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Peter Scheer

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  • Visp, CH
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ethynylation process
    • Patent number 7,638,658
    • Issue date Dec 29, 2009
    • DSM IP Assets B.V.
    • Werner Bonrath
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Ethynylation process
    • Publication number 20050240066
    • Publication date Oct 27, 2005
    • Werner Bonrath
    • C07 - ORGANIC CHEMISTRY