Patents by Inventor En-Jin Chang

En-Jin Chang 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).

  • High frequency electrical connector
    Patent number: 11025012
    Abstract: An electrical connector with an insulative housing and a plurality of contacts retained thereto. The housing includes a base and a tongue extending forwardly from the base. Each first contact includes, along the front-to-back direction perpendicular to the transverse direction, a front first contacting section, exposed above a mating face of the tongue, a rear first soldering section extending out of the housing, and a first connecting section located therebetween wherein in the pair of first different contacts, the first connecting sections are transversely offset from the corresponding first contacting sections and toward each other so as to have therebetween a distance, in the transverse direction, smaller than that between the corresponding first contacting sections.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: June 1, 2021
    Assignees: FU DING PRECISION INDUSTRIAL (ZHENGZHOU) CO., LTD., FOXCONN INTERCONNECT TECHNOLOGY LIMITED
    Inventors: Xiang-Dong Wang, En-Jin Chang, Dao-Zhen Bian, Wei-Liang Zhang, Jian-Long Hu
  • HIGH FREQUENCY ELECTRICAL CONNECTOR
    Publication number: 20200194939
    Abstract: An electrical connector with an insulative housing and a plurality of contacts retained thereto. The housing includes a base and a tongue extending forwardly from the base. Each first contact includes, along the front-to-back direction perpendicular to the transverse direction, a front first contacting section, exposed above a mating face of the tongue, a rear first soldering section extending out of the housing, and a first connecting section located therebetween wherein in the pair of first different contacts, the first connecting sections are transversely offset from the corresponding first contacting sections and toward each other so as to have therebetween a distance, in the transverse direction, smaller than that between the corresponding first contacting sections.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 18, 2020
    Inventors: Xiang-Dong Wang, En-Jin Chang, Dao-Zhen Bian, Wei-Liang Zhang, Jian-Long Hu