Patents by Inventor Li-Shin Sun

Li-Shin Sun 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).

  • Automatic multiple personal computer/computer printer connecting system
    Patent number: 5247623
    Abstract: An automatic multiple personal computer/computer printer connecting system is used to connect a plurality of personal computers to a plurality of computer printers, and includes a transmitter interface circuit connected to each personal computer and a receiver interface circuit connected to each computer printer. The connecting system permits several personal computers to commonly share several computer printers.
    Type: Grant
    Filed: August 15, 1991
    Date of Patent: September 21, 1993
    Assignee: Primax Electronics Ltd.
    Inventor: Li-Shin Sun