Patents by Inventor Dionisios Agelatos

Dionisios Agelatos 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).

  • Condition-specific toilet ventilation system
    Patent number: 4944045
    Abstract: A ventilation system for removing odorous air from a toilet bowl includes a chemically sensitive electronic transducer that senses the presence of methane gas and controls a fan and motor unit according to such presence. When the amount of methane in the toilet bowl drops below a predetermined quantity, the fan and motor unit is stopped, and such unit is started only when methane is present in such predetermined quantity.
    Type: Grant
    Filed: December 7, 1989
    Date of Patent: July 31, 1990
    Inventors: Dionisios Agelatos, Sortirios Agelatos