Patents Assigned to Unisantis Electronics
  • Nonvolatile semiconductor memory and method of driving the same
    Patent number: 7940574
    Abstract: It is an object of the present invention to provide a nonvolatile semiconductor memory including memory cells using side walls of island semiconductor layers which avoid lowing of the writing speed and the reading speed.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: May 10, 2011
    Assignees: Unisantis Electronics, Tohoku University
    Inventors: Fujio Masuoka, Hiroki Nakamura