Patents by Inventor Yasuhiko Sengoku

Yasuhiko Sengoku 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).

  • System, method and program product to prevent unauthorized access to portable memory or storage device
    Patent number: 7496765
    Abstract: System, method and program product for protecting access to a portable memory or storage device. There can be detection if the portable memory or storage device is more than a predetermined distance from a reference location. If so, access to a portion or all of data within the portable memory or storage device is automatically prevented. The reference location can be the location of a computing apparatus which is authorized to access the portable memory or storage device. Also, there can be detection of lapse of a predetermined time the portable memory or storage device has been unable to communicate with a predetermined computing apparatus. In response, access to a portion or all of data stored on the portable memory or storage device is prevented. Also, there can be detection of lapse of a predetermined time since the portable memory or storage device has been accessed by an information processing apparatus in which the device is installed.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: February 24, 2009
    Assignee: International Business Machines Corporation
    Inventor: Yasuhiko Sengoku
  • System, method and program product to prevent unauthorized access to portable memory or storage device
    Publication number: 20050206353
    Abstract: System, method and program product for protecting access to a portable memory or storage device. There can be detection if the portable memory or storage device is more than a predetermined distance from a reference location. If so, access to a portion or all of data within the portable memory or storage device is automatically prevented. The reference location can be the location of a computing apparatus which is authorized to access the portable memory or storage device. Also, there can be detection of lapse of a predetermined time the portable memory or storage device has been unable to communicate with a predetermined computing apparatus. In response, access to a portion or all of data stored on the portable memory or storage device is prevented. Also, there can be detection of lapse of a predetermined time since the portable memory or storage device has been accessed by an information processing apparatus in which the device is installed.
    Type: Application
    Filed: March 15, 2005
    Publication date: September 22, 2005
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventor: Yasuhiko Sengoku