Patents by Inventor Keiji Nambu

Keiji Nambu 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).

  • Portable device and concentrator therefor
    Patent number: 6226176
    Abstract: A portable device includes a portable device body, a touch panel provided on a surface of the device body, and a cover pivotally coupled to the device body for covering the touch panel when it is closed and uncovering the touch panel when it is opened. The portable device further includes a window provided at the cover to allow the touch panel to be seen through the window when the cover is closed. The portable device further includes a button provided at a position on the cover corresponding to the touch panel. The button is operable from an outer side of the cover to control an operation of the touch panel while the cover is closed. A concentrator includes a concentrator body and a device receiving unit attached to the concentrator body for receiving therein the portable device so as to perform data transmission and reception and/or power feeding relative to the portable device.
    Type: Grant
    Filed: April 21, 1999
    Date of Patent: May 1, 2001
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kenzo Horie, Munehiro Torii, Kiyotsugu Hayashi, Keiji Nambu, Takayuki Takahashi, Hirokazu Gotoh
  • Portable device and concentrator therefor
    Patent number: 6122162
    Abstract: A portable device includes a portable device body, a touch panel provided on a surface of the device body, and a cover pivotally coupled to the device body for covering the touch panel when it is closed and uncovering the touch panel when it is opened. The portable device further includes a window provided at the cover to allow the touch panel to be seen through the window when the cover is closed. The portable device further includes a button provided at a position on the cover corresponding to the touch panel. The button is operable from an outer side of the cover to control an operation of the touch panel while the cover is closed. A concentrator includes a concentrator body and a device receiving unit attached to the concentrator body for receiving therein the portable device so as to perform data transmission and reception and/or power feeding relative to the portable device.
    Type: Grant
    Filed: June 18, 1997
    Date of Patent: September 19, 2000
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kenzo Horie, Munehiro Torii, Kiyotsugu Hayashi, Keiji Nambu, Takayuki Takahashi, Hirokazu Gotoh