Patents by Inventor Gerald Dingman

Gerald Dingman 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: D327462
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: June 30, 1992
    Inventor: Gerald Dingman