Patents by Inventor JIA-HUA WANG

JIA-HUA WANG 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).

  • Patent number: 8659882
    Abstract: A keyboard includes a main body, a bottom plate, and a circuit board. The main body includes a top plate, a bottom plate opposite to the top plate, and a plurality of keys secured to the top plate. The bottom cover is secured to the bottom plate and includes a mounting portion. The mounting portion defines an installation opening. The circuit board is secured to the bottom plate and extends out of the installation opening. A gap is defined between each adjacent two keys. The bottom plate defines a plate opening corresponding to each key. The mounting portion abuts the bottom cover. A receiving space is defined between the bottom cover and the bottom plate. The bottom cover defines a cutout communicating with the receiving space. The gap, the plate opening, the receiving space, and the cutout corporately define a water path.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: February 25, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd, Hon Hai Precision Industry Co., Ltd.
    Inventors: Wei-Kuang Liang, Quan-Guang Du, Jia-Hua Wang
  • Publication number: 20130155593
    Abstract: A keyboard includes a main body, a bottom plate, and a circuit board. The main body includes a top plate, a bottom plate opposite to the top plate, and a plurality of keys secured to the top plate. The bottom cover is secured to the bottom plate and includes a mounting portion. The mounting portion defines an installation opening. The circuit board is secured to the bottom plate and extends out of the installation opening. A gap is defined between each adjacent two keys. The bottom plate defines a plate opening corresponding to each key. The mounting portion abuts the bottom cover. A receiving space is defined between the bottom cover and the bottom plate. The bottom cover defines a cutout communicating with the receiving space. The gap, the plate opening, the receiving space, and the cutout corporately define a water path.
    Type: Application
    Filed: August 17, 2012
    Publication date: June 20, 2013
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: WEI-KUANG LIANG, QUAN-GUANG DU, JIA-HUA WANG