Patents by Inventor Raymond C. Y. Tam

Raymond C. Y. Tam 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).

  • Ladle
    Patent number: D325327
    Type: Grant
    Filed: June 30, 1989
    Date of Patent: April 14, 1992
    Inventors: Raymond C. Y. Tam, Albert T. T. La