Patents by Inventor Lianying Ji

Lianying Ji 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).

  • Patent number: 9684780
    Abstract: An identity authentication system includes a storage unit, a display character set generation unit, a display unit and a password authentication unit. An identity authentication method includes the following steps: generating the dynamic display character sets; inputting a dynamic input code; and comparing the dynamic input code with the user password. This invention can improve the security of identity authentication and is convenient to use.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: June 20, 2017
    Inventors: Yingjie Liu, Lianying Ji
  • Publication number: 20150317469
    Abstract: An identity authentication system includes a storage unit, a display character set generation unit, a display unit and a password authentication unit. An identity authentication method includes the following steps: generating the dynamic display character sets; inputting a dynamic input code; and comparing the dynamic input code with the user password. This invention can improve the security of identity authentication and is convenient to use.
    Type: Application
    Filed: July 14, 2015
    Publication date: November 5, 2015
    Inventors: Yingjie Liu, Lianying Ji
  • Patent number: 9117065
    Abstract: An identity authentication system includes a storage unit, a display character set generation unit, a display unit and a password authentication unit. An identity authentication method includes the following steps: generating the dynamic display character sets; inputting a dynamic input code; and comparing the dynamic input code with the user password. This invention can improve the security of identity authentication and is convenient to use.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: August 25, 2015
    Inventors: Yingjie Liu, Lianying Ji
  • Publication number: 20140101744
    Abstract: An identity authentication system includes a storage unit, a display character set generation unit, a display unit and a password authentication unit. An identity authentication method includes the following steps: generating the dynamic display character sets; inputting a dynamic input code; and comparing the dynamic input code with the user password. This invention can improve the security of identity authentication and is convenient to use.
    Type: Application
    Filed: May 26, 2011
    Publication date: April 10, 2014
    Inventors: Yingjie Liu, Lianying Ji