Patents by Inventor Cao Jianjun

Cao Jianjun 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).

  • Short channel trench power MOSFET with low threshold voltage
    Patent number: 7701001
    Abstract: A short channel trench MOSFET which has a lower peak concentration of dopants and a substantially uniform concentration of dopants compared to a conventional short channel device.
    Type: Grant
    Filed: May 1, 2003
    Date of Patent: April 20, 2010
    Assignee: International Rectifier Corporation
    Inventors: Cao Jianjun, Kyle Spring, Devana Cohen
  • Short channel trench power MOSFET with low threshold voltage
    Publication number: 20030214011
    Abstract: A short channel trench MOSFET which has a lower peak concentration of dopants and a substantially uniform concentration of dopants compared to a conventional short channel device.
    Type: Application
    Filed: May 1, 2003
    Publication date: November 20, 2003
    Applicant: International Rectifier Corporation
    Inventors: Cao Jianjun, Kyle Spring, Devana Cohen