Patents by Inventor Jean Gay

Jean Gay 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).

  • Device for observing the sun's backscattered image on a screen
    Publication number: 20040169839
    Abstract: A device for the observation of passages on the sun of Venus and Mercury and more generally for observation of the solar disk by back projection of the solar image on a screen that also forms a sun screen for the protection of the eyes.
    Type: Application
    Filed: April 14, 2004
    Publication date: September 2, 2004
    Inventor: Jean Gay
  • Device and process for extinguishing a source
    Patent number: 6191863
    Abstract: The invention relates to a device and process for extinguishing a source. Said device comprises an interferometer (2) which receives an incident light beam (10) emanating from a central point source. The interferometer has a separator (4) separating the incident beam into two secondary beams (13, 14) with the same focal power, and two arms (5,6) each equipped with an optical system, and having optical paths of equal length. Combining elements (7) merge the secondary beam into one output beam (12).
    Type: Grant
    Filed: September 27, 1999
    Date of Patent: February 20, 2001
    Assignee: Centre National de la Recherche Scientifique
    Inventor: Jean Gay
  • Techniques for the manufacture of garments and apparatus for use therein
    Patent number: 4144647
    Abstract: The assembly of articles of wearing apparel, particularly from fabric bearing a design, is facilitated by establishing reference markings along at least two adjacent sides of a length of material. Patterns, which include intersecting perpendicular guide lines, are positioned on the length of material employing a positioning plan which establishes a relationship between the guide lines and reference markings commensurate with the desired appearance of the garment being produced.
    Type: Grant
    Filed: February 23, 1977
    Date of Patent: March 20, 1979
    Inventors: Nicolas Mosky, Jean Gay, Paul Vigneau