Patents by Inventor Chaur-Ji Tsay

Chaur-Ji Tsay 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).

  • Nursery device
    Patent number: 5822920
    Abstract: A nursery device is able to provide excellent drainage effect to incubate spear therein. The device features that a beveled bottom face provided therewith enables to direct water therein to flow from one end to another and eventually the water will flow out via a drainage hole defined in the beveled bottom face and openings defined in a bottom edge of the device.
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: October 20, 1998
    Inventor: Chaur-Ji Tsay