Patents by Inventor Fran.cedilla.ois Paul Dandrel

Fran.cedilla.ois Paul Dandrel 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).

  • Device for rendering at least one jet of water luminous
    Patent number: 6076741
    Abstract: A device for forming and rendering luminous a jet of water projected from the device. An optical lens element is provided through which water is directed before being formed into a jet. The lens element also functions to receive light from light emitting elements which are mounted about an upstream water conductor such that the light is focused on the jet of water.
    Type: Grant
    Filed: February 6, 1998
    Date of Patent: June 20, 2000
    Inventors: Fran.cedilla.ois Paul Dandrel, Genevieve Marie nee Duveau Dandrel