Patents by Inventor Hui-Chuan Liang

Hui-Chuan Liang 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).

  • Folding chair with an anti-pinching device
    Patent number: 7293826
    Abstract: A folding chair includes first and second parts each having at least one leg, a total number legs of the first and second parts being at least three. A third part of the chair forms a seat and is pivotally connected to the first and second parts. A connecting assembly for pivotally connecting the first part to the second part is a piston assembly having a top end and a bottom end. The top end is pivotally connected to the first part to form a pivot at which the first part pivots relative to the second part between an open position and a closed position. The bottom end is connected to the second part. The connection between the top end and the first part forms the only physical connection between the first and second parts to eliminate cutting dangers to the user.
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: November 13, 2007
    Assignee: Atico International USA, Inc.
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Harding Cochran, Daniel Wayne Forbes
  • FOLDING CHAIR WITH AN ANTI-PINCHING DEVICE
    Publication number: 20070164588
    Abstract: A folding chair includes first and second parts each having at least one leg, a total number legs of the first and second parts being at least three. A third part of the chair forms a seat and is pivotally connected to the first and second parts. A connecting assembly for pivotally connecting the first part to the second part is a piston assembly having a top end and a bottom end. The top end is pivotally connected to the first part to form a pivot at which the first part pivots relative to the second part between an open position and a closed position. The bottom end is connected to the second part. The connection between the top end and the first part forms the only physical connection between the first and second parts to eliminate cutting dangers to the user.
    Type: Application
    Filed: March 9, 2007
    Publication date: July 19, 2007
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Cochran, Daniel Forbes
  • Anti-pinching device for use in a folding chair
    Patent number: 7219955
    Abstract: A folding chair includes first and second parts each having at least one leg, a total number legs of the first and second parts being at least three. A third part of the chair forms a seat and is pivotally connected to the first and second parts. A connecting assembly for pivotally connecting the first part to the second part is a piston assembly having a top end and a bottom end. The top end is pivotally connected to the first part to form a pivot at which the first part pivots relative to the second part between an open position and a closed position. The bottom end is connected to the second part. The connection between the top end and the first part forms the only physical connection between the first and second parts to eliminate cutting dangers to the user.
    Type: Grant
    Filed: February 18, 2005
    Date of Patent: May 22, 2007
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Harding Cochran, Daniel Wayne Forbes
  • Folding chair with anti-pinching device
    Publication number: 20060186712
    Abstract: A folding chair includes first and second parts each having at least one leg, a total number legs of the first and second parts being at least three. A third part of the chair forms a seat and is pivotally connected to the first and second parts. A connecting assembly for pivotally connecting the first part to the second part is a piston assembly having a top end and a bottom end. The top end is pivotally connected to the first part to form a pivot at which the first part pivots relative to the second part between an open position and a closed position. The bottom end is connected to the second part. The connection between the top end and the first part forms the only physical connection between the first and second parts to eliminate cutting dangers to the user.
    Type: Application
    Filed: February 18, 2005
    Publication date: August 24, 2006
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Cochran, Daniel Forbes
  • Connector housing of an anti-pinching device of a folding chair
    Patent number: D533000
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: December 5, 2006
    Assignee: Atico International USA, Inc.
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Harding Cochran, Daniel Wayne Forbes
  • Portion of an anti-pinching device of a folding chair in a stowed position
    Patent number: D534019
    Type: Grant
    Filed: October 21, 2005
    Date of Patent: December 26, 2006
    Assignee: Atico International USA, Inc.
    Inventors: Ming-Chin Lu, Chin-Shu Yeh, Hui-Chuan Liang, Marian Harding Cochran, Daniel Wayne Forbes