Patents by Inventor YAN-DONG ZHU

YAN-DONG ZHU 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).

  • KEY TOP MEMBER FOR PUSH BOTTOM SWITHC STRUCTURE
    Publication number: 20110142523
    Abstract: A key top member used in an input device includes a base sheet, a lower colored layer coated on the base sheet and coated with a transparent protecting layer thereon, an upper layer coated on the protecting layer, and a top layer coated on the upper layer. The top layer and the upper colored layer are pierced with open indicating an displaying symbol.
    Type: Application
    Filed: December 3, 2010
    Publication date: June 16, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: GUO-JUN BAI, YAN-DONG ZHU, YU-LUNG HO
  • KEY MODULE WITH MULTI-COLOR MARKS
    Publication number: 20110107868
    Abstract: A key module includes a front panel, a light guide plate disposed under the front panel and a plurality of a plurality of elastic knobs disposed under the light guide plate. The front panel is divided to a plurality of push areas. The elastic knobs are corresponding to the push areas. Each push area defines an array of micropores running through the front panel. An inner face of each micropore is uneven.
    Type: Application
    Filed: November 10, 2010
    Publication date: May 12, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DA-YU WANG, YAN-DONG ZHU
  • KEY MODULE AND METHOD OF MAKING THE SAME
    Publication number: 20110100791
    Abstract: A key module includes a light guide board made from polycarbonate material and a plurality of elastic keypads made from thermoplastic elastomer material and injected molding with the light guide board with a push member projecting above the light guiding board.
    Type: Application
    Filed: October 29, 2010
    Publication date: May 5, 2011
    Applicant: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: YAN-DONG ZHU, DA-YU WANG