Patents by Inventor Patrick Raffray

Patrick Raffray 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).

  • Programmable control for heating installation
    Patent number: 5805443
    Abstract: A programmable control apparatus for a heating installation of the type that comprises a clock (8) and a processing unit (2) is provided to control one or more heating appliances of the installation according to programming data. The programming data are either programming data stored in the memory of a card (11), of the type that is known as "smart cards." This data is read out when such a card (11) is introduced into a reader (10) of the apparatus. The programming data resident in the processing unit (2) operates the heating system when no card is introduced into the reader (10). The stored programming data can be manually modified only if a card (11), known as a "key card", is introduced into the reader (10).
    Type: Grant
    Filed: January 17, 1997
    Date of Patent: September 8, 1998
    Assignee: Societe Delta - Dore S.A.
    Inventors: Patrick Raffray, Alain Roger