Patents by Inventor Jean-Philippe Frere

Jean-Philippe Frere 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).

  • Alternator with interpolar magnets for a motor vehicle
    Patent number: 6486585
    Abstract: The vehicle alternator comprises a rotor (2) having interleaved polar horns (18), at least one of the horns having, facing towards another one of the horns, a side face (20) formed with a profiled groove (22). The groove has one longitudinal end (30) which is blind in a longitudinal direction of the groove.
    Type: Grant
    Filed: May 1, 2000
    Date of Patent: November 26, 2002
    Assignee: Valeo Equipments Electriques Moteur
    Inventors: Jean-Philippe Badey, Jean-Philippe Frere, Denis Gravat