Patents by Inventor Peter K. M. Wong

Peter K. M. Wong 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).

  • Uninterruptible power supply system
    Patent number: D314174
    Type: Grant
    Filed: August 4, 1989
    Date of Patent: January 29, 1991
    Assignee: Lumen Electronics Corporation
    Inventor: Peter K. M. Wong
  • Uninterruptible power supply
    Patent number: D314183
    Type: Grant
    Filed: April 11, 1989
    Date of Patent: January 29, 1991
    Assignee: Lumen Electronics Corporation
    Inventor: Peter K. M. Wong