Patents by Inventor Jean-Louis Roche

Jean-Louis Roche 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).

  • Dry-operated rotary composting toilet
    Patent number: 5289595
    Abstract: A composting toilet includes a tank (1) that is mounted so as to be inclined and rotatable about its longitudinal axis of symmetry (x-x'), which axis forms with the horizontal plane an angle (.alpha.) at least equal to 15.degree.. The toilet includes a seat (22) having an associated discharge hole (23). The entire discharge hole (23) is located directly vertically above a receiving orifice (6) of the tank.
    Type: Grant
    Filed: May 19, 1992
    Date of Patent: March 1, 1994
    Assignee: Centre d'Experimentation et de Documentation sur les Energies Renouvelables
    Inventor: Jean-Louis Roche