Patents by Inventor Jean-Louis Maurice Cullerier

Jean-Louis Maurice Cullerier 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).

  • Method of making a fibrous substrate by superposing fibrous layers, and substrate obtained thereby
    Patent number: 5792715
    Abstract: Making fibrous substrates. The method consists for a given substrate thickness in adopting a displacement step size that varies in application of a step size reduction relationship adopted to impart constant thickness to the various superposed and bonded-togehter layer thickness making up said substrate thickness. Application to manufacturing friction parts.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: August 11, 1998
    Assignee: Societe Europenne De Propulsion
    Inventors: Renaud Jean Raymond Roger Duval, Jean-Louis Maurice Cullerier, Jean-Pascal Pirodon