Patents by Inventor Dana J. Welch

Dana J. Welch 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).

  • Patent number: D447049
    Type: Grant
    Filed: October 13, 2000
    Date of Patent: August 28, 2001
    Assignee: Next Idea Corporation
    Inventors: Jay W. Vandervort, Dana J. Welch