Patents by Inventor Wei Qian Song

Wei Qian Song 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).

  • Method and apparatus for joining metals using self-piercing rivets with preheating
    Patent number: 8234770
    Abstract: A method for joining elements together, the method comprising the steps of: positioning the elements relative to one another; enhancing the formability of at least a portion of at least one of the elements using a laser; and joining the elements together using a mechanical fastening method.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: August 7, 2012
    Assignee: Cast CRC Limited
    Inventors: Yvonne Claire Durandet, Wei Qian Song, Brian Dempster, Milan Brandt, Stuart Blacket
  • A Method and Apparatus For Joining Metal Using Self-Piercing Rivets With Preheating
    Publication number: 20090188101
    Abstract: A method for joining elements together, the method comprising the steps of: positioning the elements relative to one another; enhancing the formability of at least a portion of at least one of the elements using a laser; and joining the elements together using a mechanical fastening method.
    Type: Application
    Filed: May 31, 2007
    Publication date: July 30, 2009
    Applicant: CAST CRC LIMITED
    Inventors: Yvonne Claire Durandet, Wei Qian Song, Brian Dempster, Milan Brandt, Stuart Blacket