Patents by Inventor Kai Yip Li

Kai Yip Li 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).

  • Patent number: 7438272
    Abstract: The invention provides a device for avoiding inattentive-fall of a legged furniture article, comprising a support means having a cavity for passage of a leg member of the furniture article; and at least one roller rotatably attached to the support means, wherein the roller and the cavity are arranged vertically in a staggered mode. In the device of the invention, a simple one-way roller structure is used in order to enhance greatly the stability of the furniture article as well as impart the advantages of easy installation and convenient use to the device of the invention.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: October 21, 2008
    Inventors: Lee Choo Kee, Kai Yip Li
  • Publication number: 20070272810
    Abstract: The invention provides a device for avoiding inattentive-fall of a legged furniture article, comprising a support means having a cavity for passage of a leg member of the furniture article; and at least one roller rotatably attached to the support means, wherein the roller and the cavity are arranged vertically in a staggered mode. In the device of the invention, a simple one-way roller structure is used in order to enhance greatly the stability of the furniture article as well as impart the advantages of easy installation and convenient use to the device of the invention.
    Type: Application
    Filed: September 1, 2006
    Publication date: November 29, 2007
    Applicant: Lee Choo Kee
    Inventors: Lee Choo Kee, Kai Yip Li
  • Patent number: 7234202
    Abstract: The present discloses a semiautomatic finger protection device, which comprising a bumper positioned between an outer surface of the door and an doorpost when the door is closed, and positioned in a gap on the hinge side of the door when the door is opened; a securing member to position the bumper; and a connecting member having the two ends retractably connected with said bumper and said securing member respectively. The bumper has a flexible wrapping means received in the bumper to extend/retract the connecting member.
    Type: Grant
    Filed: September 21, 2004
    Date of Patent: June 26, 2007
    Inventor: Kai Yip Li