Patents by Inventor Yee Fan Yeung

Yee Fan Yeung 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).

  • Flanged collet for die pick-up tool
    Patent number: 8226796
    Abstract: A collet is provided for picking up a die mounted on an adhesive surface. A flat platform at an end of the collet is configured to hold a planar surface of the die during pick-up of the die and a flange protruding from one side of the platform is operative to push against a side of the die which is substantially perpendicular to the planar surface of the die during a die pick-up process.
    Type: Grant
    Filed: January 14, 2009
    Date of Patent: July 24, 2012
    Assignee: ASM Assembly Automation Ltd
    Inventors: Yau Sun Fan, Wai Shing Ho, Hiu Leung Tse, Yee Fan Yeung, Ka On Yue
  • FLANGED COLLET FOR DIE PICK-UP TOOL
    Publication number: 20100175828
    Abstract: A collet is provided for picking up a die mounted on an adhesive surface. A flat platform at an end of the collet is configured to hold a planar surface of the die during pick-up of the die and a flange protruding from one side of the platform is operative to push against a side of the die which is substantially perpendicular to the planar surface of the die during a die pick-up process.
    Type: Application
    Filed: January 14, 2009
    Publication date: July 15, 2010
    Inventors: Yau Sun Fan, Wai Shing Ho, Hiu Leung Tse, Yee Fan Yeung, Ka On Yue