Patents by Inventor Boris Pao

Boris Pao 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).

  • Publication number: 20140060598
    Abstract: A walking stick chair includes a main stick, a seat unit, a support unit, and a linking unit. The seat unit includes a sleeve member connected in a fixed position to the main stick, and a seat member connected pivotally to the sleeve member and operable between a folded state and an unfolded state. The support unit is connected pivotally to the main stick. The linking unit is connected pivotally to the support unit and the seat member. When the seat member is at the unfolded state, the walking stick chair serves as a chair, and when the seat member is operated from the unfolded state to the folded state, the walking stick chair is converted from the chair to a walking stick.
    Type: Application
    Filed: March 14, 2013
    Publication date: March 6, 2014
    Inventor: Boris Pao
  • Publication number: 20140034097
    Abstract: A walking stick chair includes a main stick, a seat unit, a support unit, and a linking unit. The seat unit includes an upper slider member connected slidably to the main stick and movable between first and second positions, and a seat member connected pivotally to the upper slider member. The support unit is connected pivotally to the main stick. The linking unit is connected pivotally to the support unit and the seat unit. When the upper slider member is at the second position, the walking stick chair is at an unfolded state. When the upper slider member moves from the second position to the first position, the walking stick chair is converted from the unfolded state to a folded state.
    Type: Application
    Filed: March 14, 2013
    Publication date: February 6, 2014
    Inventor: Boris Pao
  • Publication number: 20140034098
    Abstract: A walking stick chair includes a main stick, a seat unit, a support unit, and a linking unit. The seat unit includes an upper slider member connected to the main stick and movable between first and second positions, and a seat member connected to the upper slider member. The support unit is connected to the main stick. The linking unit is connected to the support unit and the seat unit. The walking stick chair is at an unfolded state when the upper slider member is at the second position, and is converted from the unfolded state to a folded state when the upper slider member moves from the second position to the first position.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 6, 2014
    Inventor: Boris Pao
  • Patent number: 6142699
    Abstract: A telescopic rod including a latch lock, an outer tube, a collar and an inner tube. The latch lock is formed with a fitting hole. A locating block is formed on inner side of the fitting hole. The outer tube is fitted into the fitting hole of the latch lock. An outer edge of one end of the outer tube is formed with an axial recess. The locating block is inserted into the recess of the outer tube and the open side of the collar, preventing the collar from being rotated so as to enhance locking effect.
    Type: Grant
    Filed: April 21, 1998
    Date of Patent: November 7, 2000
    Assignee: Asia Link Co., Ltd.
    Inventor: Boris Pao