Patents by Inventor Dang-Ku Zhang

Dang-Ku Zhang 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 electronic apparatus whose keyboard and display are switchable
    Patent number: 8212789
    Abstract: A portable electronic apparatus whose keyboard and display are switchable is provided. The apparatus comprises a main part and a detachable part that can be assembled to the main part. The main part includes a first display, a keyboard interface, and a display interface. One face of the detachable part is a keyboard, and an opposite face of the detachable part is a second display. The detachable part includes a display plug and a keyboard plug. When the keyboard plug of the detachable part is plugged into the keyboard interface of the main part the keyboard is enable to use. When the display plug of the detachable part is plugged into the display interface of the main part, the second display is enabled to use.
    Type: Grant
    Filed: July 30, 2009
    Date of Patent: July 3, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Dang-Ku Zhang, Huo-Ming Shuai
  • PORTABLE ELECTRONIC APPARATUS WHOSE KEYBOARD AND DISPLAY ARE SWITCHABLE
    Publication number: 20100309143
    Abstract: A portable electronic apparatus whose keyboard and display are switchable is provided. The apparatus comprises a main part and a detachable part that can be assembled to the main part. The main part includes a first display, a keyboard interface, and a display interface. One face of the detachable part is a keyboard, and an opposite face of the detachable part is a second display. The detachable part includes a display plug and a keyboard plug. When the keyboard plug of the detachable part is plugged into the keyboard interface of the main part the keyboard is enable to use. When the display plug of the detachable part is plugged into the display interface of the main part, the second display is enabled to use.
    Type: Application
    Filed: July 30, 2009
    Publication date: December 9, 2010
    Applicants: HONG FU JIN PRECISION INDUSTRY(ShenZhen) CO.,LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DANG-KU ZHANG, HUO-MING SHUAI