Patents by Inventor ZI-FU YANG

ZI-FU YANG 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 for manufacturing a heat sink
    Patent number: 9138840
    Abstract: An exemplary method for manufacturing a heat sink includes steps: providing a base with a plurality of spaced protrusions formed thereon; providing a plurality of fins and bending a distal end of each fin to form a connecting end; fitting each fin between two adjacent protrusions correspondingly and attaching the connecting end of each fin to the base; and deforming each protrusion to press the connecting ends of two adjacent fins.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: September 22, 2015
    Assignees: CHAMP TECH OPTICAL (FOSHAN) CORPORATION, Foxconn Technology Co., Ltd.
    Inventors: Qiao-Long Chen, Meng Fu, Zi-Fu Yang, Chun-Chi Chen
  • HEAT DISSIPATION DEVICE
    Publication number: 20130255929
    Abstract: A heat dissipation device includes a base and a plurality of fins. Two latch parts project from a top surface of the base, the two latch parts cooperatively define a recess therebetween. Each fin defines a tenon at a bottom portion. The tenon has a configuration in complement with that of the recess. The latch parts located between two neighboring fins is punched to make the fins fix on the base.
    Type: Application
    Filed: August 16, 2012
    Publication date: October 3, 2013
    Applicants: FOXCONN TECHNOLOGY CO., LTD., CHAMP TECH OPTICAL (FOSHAN) CORPORATION
    Inventors: QIAO-LONG CHEN, ZI-FU YANG, MENG FU, CHUN-CHI CHEN
  • HEAT SINK AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20130240190
    Abstract: An exemplary method for manufacturing a heat sink includes steps: providing a base with a plurality of spaced protrusions formed thereon; providing a plurality of fins and bending a distal end of each fin to form a connecting end; fitting each fin between two adjacent protrusions correspondingly and attaching the connecting end of each fin to the base; and deforming each protrusion to press the connecting ends of two adjacent fins.
    Type: Application
    Filed: October 12, 2012
    Publication date: September 19, 2013
    Inventors: QIAO-LONG CHEN, MENG FU, ZI-FU YANG, CHUN-CHI CHEN