Patents by Inventor Pei-Ken Yeh

Pei-Ken Yeh 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).

  • ARROWHEAD ASSEMBLY STRUCTURE
    Publication number: 20160273891
    Abstract: An arrowhead assembly structure is connected with a front end of an arrow rod and includes: an arrowhead member, a first end of the arrowhead member being fitted on a front end of the arrow rod, the arrowhead member having a support flange and a hub section, the hub section axially extending from the support flange toward a second end of the arrowhead member, the hub section having a diameter smaller than outer diameter of the support flange; at least one first cushion member formed with a central through hole, by means of the central through hole, the first cushion member being fitted around the hub section, one end of the first cushion member being adhered to the support flange of the arrowhead member; and at least one second cushion member, a first end of the second cushion member being adhered to a second end of the first cushion member.
    Type: Application
    Filed: February 22, 2016
    Publication date: September 22, 2016
    Inventor: PEI-KEN YEH
  • Arrowhead assembly structure
    Patent number: 9435621
    Abstract: An arrowhead assembly structure is connected with a front end of an arrow rod and includes: an arrowhead member, a first end of the arrowhead member being fitted on a front end of the arrow rod, the arrowhead member having a support flange and a hub section, the hub section axially extending from the support flange toward a second end of the arrowhead member, the hub section having a diameter smaller than outer diameter of the support flange; at least one first cushion member formed with a central through hole, by means of the central through hole, the first cushion member being fitted around the hub section, one end of the first cushion member being adhered to the support flange of the arrowhead member; and at least one second cushion member, a first end of the second cushion member being adhered to a second end of the first cushion member.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: September 6, 2016
    Inventor: Pei-Ken Yeh