Patents by Inventor Min Ca

Min Ca 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).

  • Multilayered dual bit memory device with improved write/erase characteristics and method of manufacturing
    Patent number: 6956254
    Abstract: A dual bit ROM multilayered structure with improved write and erase functions and a method of manufacturing is disclosed. The structure includes a pair of floating gates at the middle or nitride layer to better define the two locations of electrons representing the dual data bits collected in the middle layer.
    Type: Grant
    Filed: December 1, 2003
    Date of Patent: October 18, 2005
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chin-Tien Yang, Mu-Yi Lin, Yu-Wei Tseng, Min Ca, Yu-Hua Lee