Patents by Inventor Li-Qiang Yao

Li-Qiang Yao 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: 7566242
    Abstract: An electrical connector mounted on a printed circuit board including an insulative housing (1) provided with a receiving cavity (16) and a number of passageways (121), and a number of contacts retained in the housing. The contacts have a first contact (21) including a first base portion (210) and a first soldering portion (213) extending downwardly from the first base portion, a second contact (22) having a second base portion (220) and a second soldering portion (223) extending downwardly from the second base portion. The first soldering portion includes a first protrusion portion (216) projecting from only one side edge thereof along a first direction. The second soldering portion includes a second protrusion portion (226) projecting from only one side edge thereof along a second direction opposite to the first direction. The first protrusion portion and the second protrusion portion together form a latch portion for fixing with the printed circuit board.
    Type: Grant
    Filed: March 3, 2008
    Date of Patent: July 28, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Zi-Qiang Zhu, Hong-Qiang Han, Li-Qiang Yao
  • Publication number: 20080214061
    Abstract: An electrical connector mounted on a printed circuit board including an insulative housing (1) provided with a receiving cavity (16) and a number of passageways (121), and a number of contacts retained in the housing. The contacts have a first contact (21) including a first base portion (210) and a first soldering portion (213) extending downwardly from the first base portion, a second contact (22) having a second base portion (220) and a second soldering portion (223) extending downwardly from the second base portion. The first soldering portion includes a first protrusion portion (216) projecting from only one side edge thereof along a first direction. The second soldering portion includes a second protrusion portion (226) projecting from only one side edge thereof along a second direction opposite to the first direction. The first protrusion portion and the second protrusion portion together form a latch portion for fixing with the printed circuit board.
    Type: Application
    Filed: March 3, 2008
    Publication date: September 4, 2008
    Inventors: Zi-Qiang Zhu, Hong-Qiang Han, Li-Qiang Yao