Patents by Inventor James Ho Cha

James Ho Cha 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).

  • Radial arm saw
    Patent number: D418525
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: January 4, 2000
    Assignee: Ryobi North America, Inc.
    Inventors: James B. Watson, James Ho Cha, Alex Chunn, David Lee Wikle