Patents by Inventor Corentin Jean Louis Penn

Corentin Jean Louis Penn 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 call simulator
    Patent number: 3952172
    Abstract: A telephone simulator includes a plurality of pseudo subscriber circuits connected to subscriber lines. A plurality of pseudo junctors are connected to trunk lines. A number of detector circuits respond to line conditions, tones, circuit operations, data processing, and the like. A data processor uses these equipments to check incoming and outgoing calls to and from a public telephone network.
    Type: Grant
    Filed: April 18, 1974
    Date of Patent: April 20, 1976
    Assignee: SOCOTEL, a Societe Mixte pour le Developpement de la Technique de la Commutation dans le Domaine des Telecommunications
    Inventors: Corentin Jean Louis Penn, Paul Jean Castex, Andre Tarridec