Patents by Inventor Jean Luc P. A. Malaval

Jean Luc P. A. Malaval 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).

  • Locking and unlocking device
    Patent number: 4784415
    Abstract: A device for locking and unlocking any member, comprising a bolt slidably mounted within a body and having a rear part and a front part to co-operate with a notch provided in said member in which a first electromagnet operates with its core in the bolt, the rear part of which may co-operate with the core of a second electromagnet to hold the bolt against motion within the body in a locked position on the member or in an unlocked position.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: November 15, 1988
    Assignee: Fichet-Bauche
    Inventor: Jean Luc P. A. Malaval