Patents by Inventor Hongjang Bi

Hongjang Bi 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: 8245001
    Abstract: The present invention provides a storage device and a method for protecting its protected partition in which the storage device comprises a master boot record unit and a protected partition, the protected partition comprises an application data area and a system data area for storing application data and system data to be provided to a user, respectively, and the system data area is in a customized data format of nonstandard file system. With the storage device and the method for protecting its protected partition, security of system data in the protected partition of the storage device is enhanced.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: August 14, 2012
    Assignees: Legend Holdings Ltd, Lenovo (Beijing) Limited
    Inventors: Hongjang Bi, Weixian Guo, Gang Ding, Zonghong Zhang, Fei Wang, Maolin Huang
  • Publication number: 20080235483
    Abstract: The present invention provides a storage device and a method for protecting its protected partition in which the storage device comprises a master boot record unit and a protected partition, the protected partition comprises an application data area and a system data area for storing application data and system data to be provided to a user, respectively, and the system data area is in a customized data format of nonstandard file system. With the storage device and the method for protecting its protected partition, security of system data in the protected partition of the storage device is enhanced.
    Type: Application
    Filed: March 17, 2008
    Publication date: September 25, 2008
    Applicants: Legend Holdings Ltd, LENOVO (BEIJING) LIMITED
    Inventors: Hongjang Bi, Weixian Guo, Gang Ding, Zonghong Zhang, Fei Wang, Maolin Huang