Patents by Inventor Chih-Tang Sah

Chih-Tang Sah 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).

  • Method for testing and diagnosing MOS transistors
    Patent number: 6275059
    Abstract: A direct-current current-voltage (DCIV) method enables rapid evaluation of the degradation of deep-submicron nMOSTs and pMOSTs under channel hot carrier stress resulting from a p/n junction forward biased at a safe operating voltage level.
    Type: Grant
    Filed: October 4, 1999
    Date of Patent: August 14, 2001
    Assignee: University of Florida
    Inventors: Chih-Tang Sah, Arnost Neugroschel
  • Oxide charge induced high low junction emitter solar cell
    Patent number: 4483063
    Abstract: A method of forming a high-low junction emitter silicon solar cell including the producing of an electron accumulation layer by oxide-charge-induction.
    Type: Grant
    Filed: June 1, 1982
    Date of Patent: November 20, 1984
    Assignee: University of Florida
    Inventors: Arnost Neugroschel, Shing-Chong Pao, Fred A. Lindholm, Jerry G. Fossum, Chih-Tang Sah