Patents by Inventor Ping-Wah Lam

Ping-Wah Lam 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: D357231
    Type: Grant
    Filed: October 14, 1993
    Date of Patent: April 11, 1995
    Assignee: Neway Hong Kong Ltd.
    Inventor: Ping-Wah Lam