Patents by Inventor Don J. Disch

Don J. Disch 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).

  • Apparatus for prevention of material build-up such as tobacco in a conduit
    Patent number: 4301819
    Abstract: An apparatus and method for preventing the build-up of undesirable materials such as tobacco in a bend in a conduit containing a gas stream having water vapor therein.
    Type: Grant
    Filed: April 11, 1980
    Date of Patent: November 24, 1981
    Assignee: Brown & Williamson Tobacco Corporation
    Inventors: Ken W. Davies, Don J. Disch