Patents by Inventor Takeo Hirashima

Takeo Hirashima 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).

  • Coordinate input device
    Patent number: 6304248
    Abstract: A coordinate input device includes coordinate detecting elements for detecting input coordinates, operating elements for generating operational information corresponding to a predetermined operation and a communication element for transmitting data of said input coordinates detected by said coordinate detecting elements and said operational information generated by an operation of said operating elements to a processing device. The coordinate input device further comprises an IC card access element for allowing an access to an IC card.
    Type: Grant
    Filed: May 29, 1998
    Date of Patent: October 16, 2001
    Assignee: Fujitsu Limited
    Inventors: Tomomi Shiobara, Tsuyoshi Niwata, Takeo Hirashima