Patents by Inventor Wei Tz Riu

Wei Tz Riu 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: 5904326
    Abstract: A holder includes a frame having a pair of rods and a shaft secured on top of the rods, and a support for supporting an object. The support has an upper end pivotally coupled to the shaft and having two lower openings. A stay has a pair of barrels slidably engaged on the rods and an axle secured between the barrels and a pair of beams having a one end pivotally coupled to the axle. The lower end of the support may be moved away from the coupler for spacing the other ends of the beams away from each other to an open position when the barrels are moved downward along the rods.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: May 18, 1999
    Inventor: Wei Tz Riu