Patents by Inventor Alan J. Koch

Alan J. Koch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Drawing composition and process
    Patent number: 4197340
    Abstract: Disclosed are a composition and process useful for drawing stainless steel and nickel alloy wire and rods. The wire or rod is contacted with an aqueous solution consisting essentially of at least one alkali metal borate and at least one alkali metal sulphate, which solution is essentially free of silicate and chloride.
    Type: Grant
    Filed: February 15, 1977
    Date of Patent: April 8, 1980
    Assignee: Oxy Metal Industries Corporation
    Inventors: Kevin Brown, Dennis B. Freeman, Alan J. Koch