Patents by Inventor Guangqi Cao

Guangqi Cao 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).

  • Secure online transaction system and method
    Patent number: 7949603
    Abstract: In one embodiment, an online financial account has an associated telephone registered to the account. The financial account may be accessed over a computer network, such as the Internet. Upon receipt of a request to access the account, a text message containing a dynamic password is forwarded to the telephone over a telephone network. The user trying to access the account may use the telephone to reply to the text message with another text message that includes the dynamic password. The request to access the account may be granted if the reply includes a portion that corresponds to the dynamic password.
    Type: Grant
    Filed: May 23, 2006
    Date of Patent: May 24, 2011
    Assignee: Trend Micro Incorporated
    Inventors: Guangqi Cao, Xiang Yuan, Yi Zhou