Patents by Inventor Charles Olkey

Charles Olkey 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: D411654
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: June 29, 1999
    Inventors: Charles Olkey, Gladys Olkey