Patents by Inventor Wenjiao XIE

Wenjiao XIE 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).

  • Drilling method for PCBs with high hole position precision
    Patent number: 10064284
    Abstract: Disclosed is a drilling method for PCBs with high hole position precision, comprising: step 1 of fixing a PCB on a workbench; step 2 of pre-drilling a to-be-drilled portion of the PCB by using a short-blade drilling tool; and step 3 of deeply drilling the to-be-drilled portion which has been machined in step 2 by using along-blade drilling tool.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: August 28, 2018
    Assignees: YIXING SILICON VALLEY ELECTRONICS TECHNOLOGY CO., LTD., GUANGZHOU FASTPRINT CIRCUIT TECH CO., LTD., SHENZHEN FASTPRINT CIRCUIT TECH CO., LTD.
    Inventors: Xiaolang Ren, Bei Chen, Zhijun Zeng, Wenjiao Xie
  • DRILLING METHOD FOR PCBS WITH HIGH HOLE POSITION PRECISION
    Publication number: 20160338203
    Abstract: Disclosed is a drilling method for PCBs with high hole position precision, comprising: step 1 of fixing a PCB on a workbench; step 2 of pre-drilling a to-be-drilled portion of the PCB by using a short-blade drilling tool; and step 3 of deeply drilling the to-be-drilled portion which has been machined in step 2 by using along-blade drilling tool.
    Type: Application
    Filed: December 19, 2014
    Publication date: November 17, 2016
    Inventors: Xiaolang REN, Bei CHEN, Zhijun ZENG, Wenjiao XIE