Patents by Inventor Raymond Cheng-Yu Liu

Raymond Cheng-Yu Liu 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).

  • System and method for interfacing manually controllable input devices to a universal computer bus system
    Patent number: 5991546
    Abstract: A system and method for interfacing peripheral devices to a computer universal serial bus is disclosed. The system is adaptable to a wide variety of peripheral devices and features a user-configurable serial EEPROM coupled to the interface in which vendor specific data can be stored for use by the interface. Interface parameters may also be selected by an externally controllable configuration switch.
    Type: Grant
    Filed: August 29, 1997
    Date of Patent: November 23, 1999
    Assignee: CMD Technology, Inc.
    Inventors: Teh-Hsin Philip Chan, Mike Ching-Hsing Chen, Arthur Kent Hargrove, Scot Chuen Leung Hui, Jason Jzhong Lee, Brian Chien Hun Lin, Sam Chien-Shin Lin, Raymond Cheng-Yu Liu, Victor Moon-Fai Siu, Sam An Wong