Patents by Inventor Jean-Jacques Hourton

Jean-Jacques Hourton 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).

  • Telephone switching system
    Patent number: 4686330
    Abstract: A telephone switching system is formed on the basis of a switching network intended to switch message information by interconnecting input circuits provided with programmed-logic units. Among these programmed-logic units are incorporated for the purpose of transmitting control information connecting circuits formed by Pierce loops in which control circuits of the switching network are inserted.
    Type: Grant
    Filed: December 16, 1983
    Date of Patent: August 11, 1987
    Assignee: Telecommunications Radioelectriques et Telephoniques TRT
    Inventor: Jean-Jacques Hourton