Patents by Inventor Maurice Goldwasser

Maurice Goldwasser 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).

  • Process for the production of plastic optical fibers
    Patent number: 4571313
    Abstract: Optical fibres of methyl methacrylate-styrene copolymer are produced by forming a sheath in the form of a solid cylinder having at least one cylindrical recess and at least one cylindrical rod constituting the core of the fibres, the rod having a smaller diameter than the recess, introduction of the cylindrical rod into the recess, placing the gap defined between the rod and the cylinder under a vacuum, raising the temperature in order to soften the cylinder and engage it with the rod under the effect of the vacuum and drawing the thus obtained preform.
    Type: Grant
    Filed: May 2, 1984
    Date of Patent: February 18, 1986
    Assignee: Commissariat a l'Energie Atomique
    Inventors: Louis R. Allemand, Jean Calvet, Jean-Claude Cavan, Maurice Goldwasser, Jean-Claude Thevenin