Patents by Inventor Mitsuru Yamaji

Mitsuru Yamaji 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).

  • Hot-carrier degradation simulation of a semiconductor device
    Patent number: 6587994
    Abstract: A hot-carrier degradation simulation process of a MIS transistor includes the step of: calculating a degradation of a device characteristic of a metal-insulator-semiconductor transistor by using at least both of deep surface states and shallow surface states formed in a gate insulation film.
    Type: Grant
    Filed: March 9, 2000
    Date of Patent: July 1, 2003
    Assignee: Fujitsu Limited
    Inventor: Mitsuru Yamaji