Patents by Inventor Shieh Neng Lu

Shieh Neng Lu 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).

  • Auto-reversible toilet seat mounting structure
    Patent number: 6763530
    Abstract: An auto-reversible toilet seat mounting structure is constructed to pivotally fasten a toilet seat to a bracket at the rear side of a toilet bowl for enabling the toilet seat to be turned relative to the toilet bowl between a vertical position and a horizontal position and automatically returned to the vertical position by means of circulation of steel balls between two chambers in each coupling device after each use of the toilet by the user.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: July 20, 2004
    Inventors: Shou Chi Lu, Shieh Neng Lu
  • Auto-reversible toilet seat mounting structure
    Publication number: 20040064877
    Abstract: An auto-reversible toilet seat mounting structure is constructed to pivotally fasten a toilet seat to a bracket at the rear side of a toilet bowl for enabling the toilet seat to be turned relative to the toilet bowl between a vertical position and a horizontal position and automatically returned to the vertical position by means of circulation of steel balls between two chambers in each coupling device after each use of the toilet by the user.
    Type: Application
    Filed: September 25, 2003
    Publication date: April 8, 2004
    Inventors: Shou Chi Lu, Shieh Neng Lu