Patents by Inventor Johnson Yu

Johnson Yu 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).

Temperature sustaining cup holder for use in motor vehicles

Patent number: D342192

Type: Grant

Filed: May 13, 1991

Date of Patent: December 14, 1993

Inventor: Johnson Yu

Temperature sustaining cup holder for use in motor vehicles