Patents by Inventor Wan-Qin Ji

Wan-Qin Ji 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: 7491092
    Abstract: An electrical connector (100) include an insulating housing, one row of contact disposed in the housing, a key (6) and a position member (67). The housing defines an elongated slot (12) extending longitudinally along a first direction while communicating with an exterior in a second direction perpendicular to the first direction. The key is inserted into the slot in the second direction and the position member encounters the key in a third direction to prevent the key from fall off in the second direction.
    Type: Grant
    Filed: April 29, 2008
    Date of Patent: February 17, 2009
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Jian-Kuang Zhu, Wan-Qin Ji
  • Publication number: 20080207058
    Abstract: An electrical connector (100) include an insulating housing, one row of contact disposed in the housing, a key (6) and a position member (67). The housing defines an elongated slot (12) extending longitudinally along a first direction while communicating with an exterior in a second direction perpendicular to the first direction. The key is inserted into the slot in the second direction and the position member encounters the key in a third direction to prevent the key from fall off in the second direction.
    Type: Application
    Filed: April 29, 2008
    Publication date: August 28, 2008
    Inventors: Jian-Kuang Zhu, Wan-Qin Ji
  • Patent number: 7364467
    Abstract: A card edge connector (100) adapted for a daughter card with at least one notch comprises a housing (1) made from insulating material and contacts. The housing comprises a slot (12) for receiving the daughter card along its length direction and channels (14) communicating with the slot. The contacts (2) is received in the channels, each comprising a contacting section extending in the slot for contacting with the daughter card and a leg extending out of the housing. At least one key (5) for matching with the at least one notch of the daughter card is transverly retained in the slot and is better than the housing in resistibility of abrasion or breakage.
    Type: Grant
    Filed: January 22, 2007
    Date of Patent: April 29, 2008
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Chi-Ming Chen, Jian-Kuang Zhu, Wan-Qin Ji
  • Publication number: 20070173126
    Abstract: A card edge connector (100) adapted for a daughter card with at least one notch comprises a housing (1) made from insulating material and contacts. The housing comprises a slot (12) for receiving the daughter card along its length direction and channels (14) communicating with the slot. The contacts (2) is received in the channels, each comprising a contacting section extending in the slot for contacting with the daughter card and a leg extending out of the housing. At least one key (5) for matching with the at least one notch of the daughter card is transverly retained in the slot and is better than the housing in resistibility of abrasion or breakage.
    Type: Application
    Filed: January 22, 2007
    Publication date: July 26, 2007
    Inventors: Chi-Ming Chen, Jian-Kuang Zhu, Wan-Qin Ji
  • Patent number: D543946
    Type: Grant
    Filed: September 6, 2006
    Date of Patent: June 5, 2007
    Assignee: Hon Hai Precision Ind. Co., Ltd.
    Inventors: Jian-Kuang Zhu, Wan-Qin Ji