Patents by Inventor Pingfai Lei

Pingfai Lei 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).

  • Cup with a fountain
    Patent number: 7309136
    Abstract: The present invention relates to a cup or a drinking container and in particular, to a drinking cup a spouting-water and lighting effect during drinking. The cup comprises a liquid container, a liquid output pipe, a spray pipe, a lighting circuit, etc, characterized in that the spray pipe inserts between the top of the liquid container and the bottom of a liquid storage, a water ion switch is supplied inside the spray pipe and just at the middle part of it, a liquid output pipe is led out from the liquid storage. The present invention has a simple configuration and a spouting water and lighting effect compared with the prior art.
    Type: Grant
    Filed: July 7, 2003
    Date of Patent: December 18, 2007
    Inventor: Pingfai Lei
  • Cup with a fountain
    Publication number: 20060076308
    Abstract: The present invention relates to a cup or a drinking container and in particular, to a drinking cup a spouting-water and lighting effect during drinking. The cup comprises a liquid container, a liquid output pipe, a spray pipe, a lighting circuit, etc, characterized in that the spray pipe inserts between the top of the liquid container and the bottom of a liquid storage, a water ion switch is supplied inside the spray pipe and just at the middle part of it, a liquid output pipe is led out from the liquid storage. The present invention has a simple configuration and a spouting water and lighting effect compared with the prior art.
    Type: Application
    Filed: July 7, 2003
    Publication date: April 13, 2006
    Inventor: Pingfai Lei