Patents by Inventor Patrick Poulain

Patrick Poulain 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).

  • System and method for locking a vehicle steering
    Patent number: 6952059
    Abstract: A system and method for locking a motor vehicle steering column to prevent accidental locking of the steering column is provided. The system electro-mechanically locks the steering column in rotation using a bolt driven by an electronic control circuit that receives commands from an electronic calculator via a multiplexed bus. A blocking device mechanically blocks displacement of the bolt.
    Type: Grant
    Filed: July 21, 2000
    Date of Patent: October 4, 2005
    Assignee: Renault-Valeo Securite Habitacle
    Inventors: Philippe Louvel, Patrick Poulain, Eric Moizan, Jacques Morillon, Patricia Moreau