Patents by Inventor Bryce N. Risser

Bryce N. Risser 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: D268561
    Type: Grant
    Filed: January 19, 1981
    Date of Patent: April 12, 1983
    Inventor: Bryce N. Risser