Patents by Inventor Tsai Lung-Po

Tsai Lung-Po 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: 6138711
    Abstract: An air valve for an inflatable device, which includes a valve block having two downward locating plates, a valve cap detachably closed on the valve block, and a valve flap fastened to an inside annular flange inside the valve block and turned to close/open the air passage through the valve block, wherein the valve flap has a finger rod raised from a free flap portion thereof for the holding of the hand to turn the free flap portion of the valve flap downwards from a close position to an open position, enabling the free flap portion to be forced through the gap between the locating plates and then stopped at the locating plates in the open position.
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: October 31, 2000
    Assignee: Ho Lee Co., Ltd.
    Inventor: Tsai Lung-Po
  • Patent number: 5433136
    Abstract: A hand pump including a cylindrical pump body having an embossed outside surface for the holding of the hand, a cap fastened to the pump body at the top through a screw joint and having a unitary hanger for hanging things, a piston rod inserted through a hole on the cap and having a piston handle disposed outside the pump body and driven to reciprocate the piston rod in pumping air out of the pump body into the inflatable object to be inflated, the piston handle defining a storage chamber releasably sealed by a plug cap for keeping accessories.
    Type: Grant
    Filed: June 6, 1994
    Date of Patent: July 18, 1995
    Assignee: Ho Lee Co., Ltd.
    Inventor: Tsai Lung-Po
  • Patent number: D383762
    Type: Grant
    Filed: June 11, 1996
    Date of Patent: September 16, 1997
    Assignee: Ho Lee Co., Ltd.
    Inventor: Tsai Lung-Po