Patents by Inventor Jien-Feng Liu

Jien-Feng Liu 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).

  • Angle adjusting mechanism for chair
    Patent number: 6916067
    Abstract: A angle adjusting mechanism for a chair includes a support base, a seat support frame pivotally mounted on the support base, and an adjusting bar mounted between the support base and the seat support frame for adjusting an included angle between the support base and the seat support frame. Thus, the inclined angle of the seat support frame can be easily adjusted by pushing the adjusting bar, thereby facilitating the user adjusting the inclined angle of the chair.
    Type: Grant
    Filed: October 9, 2003
    Date of Patent: July 12, 2005
    Inventor: Jien-Feng Liu
  • ANGLE ADJUSTING MECHANISM FOR CHAIR
    Publication number: 20050077767
    Abstract: A angle adjusting mechanism for a chair includes a support base, a seat support frame pivotally mounted on the support base, and an adjusting bar mounted between the support base and the seat support frame for adjusting an included angle between the support base and the seat support frame. Thus, the inclined angle of the seat support frame can be easily adjusted by pushing the adjusting bar, thereby facilitating the user adjusting the inclined angle of the chair.
    Type: Application
    Filed: October 9, 2003
    Publication date: April 14, 2005
    Inventor: Jien-Feng Liu