Patents by Inventor Kosugi Tomoaki

Kosugi Tomoaki 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).

  • Information processing system, program, recording medium, and control method
    Publication number: 20060126464
    Abstract: An information processing system (IPS) including an external storage device having a drive control unit for performing reading/writing operations on a recording medium in response to a request from an operation system, in which the drive control unit transmits to the operation system a connection state response indicating that the external storage device is connected to the information processing system, when the drive control unit receives from the operation system a connection state request. The IPS includes: a power control unit for suspending a power supply to the drive control unit; a request substitutional receiving unit for receiving, in place of the drive control unit, the connection state request from the operation system when the power supply to the drive control unit is suspended; and a request substitutional replying unit for returning the connection state response indicating that the external storage device is connected to the information processing system.
    Type: Application
    Filed: August 5, 2005
    Publication date: June 15, 2006
    Inventors: Kosugi Tomoaki, Kazunobu Umeda, Noritoshi Yoshiyama