Patents by Inventor Stephen C. Chien

Stephen C. Chien 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).

  • Golf club head
    Patent number: D393032
    Type: Grant
    Filed: January 24, 1997
    Date of Patent: March 31, 1998
    Assignee: Roger Cleveland Golf Company, Inc.
    Inventors: Daniel J. Stone, Stephen C. Chien, Harold Meyer