Patents by Inventor Yongqiang Johan Yuan

Yongqiang Johan Yuan 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).

  • Publication number: 20100264250
    Abstract: A spool (20) made of thick metal sheet for a fine metal wire comprises a core (22), and two flanges (24), coupled to the core (12). The core (22) comprises two concentric drums, an inner drum (26) with inner diameter d, and an outer drum (28) with outer diameter D. The spool changes the load distribution of side pressure on the flanges and further improves the structural rigidity of the spool to against deformation.
    Type: Application
    Filed: December 19, 2008
    Publication date: October 21, 2010
    Inventors: Jianming (Jack) Gu, Hendrik Van Hoecke, Yongqiang (Johan) Yuan
  • Patent number: D623927
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: September 21, 2010
    Assignee: NV Bekaert SA
    Inventors: Jianming Jack Gu, Hendrik Van Hoecke, Yongqiang Johan Yuan