Patents by Inventor Masahiko Sumida

Masahiko Sumida 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).

  • Device and host machine
    Publication number: 20040267973
    Abstract: The present invention aims to provide a device having a common essential component, for example, a common LSI, and a host machine having a common device driver. A USB device 10 has a plug-and-play capability that allows the device 10, upon being connected to a PC 15, to pass to the PC 15 device ID 11a or 11b for selecting a device driver 16 that controls the device 10 and operates under the control of the device driver 16 provided in the PC 15. The device has an LSI 12 retaining two selectable device IDs 11a and 11b.
    Type: Application
    Filed: June 21, 2004
    Publication date: December 30, 2004
    Applicant: Fujitsu Limited
    Inventors: Masahiko Sumida, Yoshihiro Takamatsuya, Kazuyuki Takaki