Patents by Inventor Bor-Cherng Lay

Bor-Cherng Lay 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).

  • Limiter switching apparatus
    Patent number: 4841162
    Abstract: A limiter switching apparatus includes a control box adapted for being mounted on a machine table with a plurality of terminals and indicators for making electrical connections; and an interface circuit device installed in the control box and electrically connected to the terminals and indicators for effecting switching operations.
    Type: Grant
    Filed: July 14, 1988
    Date of Patent: June 20, 1989
    Inventors: Bor-Cherng Lay, Shoei-Sheng Jou