Patents by Inventor Isabelle Le Gall

Isabelle Le Gall 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 and apparatus for apportioning a primary volume of fluid into a determined number of secondary volumes having a predefined mutual relationship
    Patent number: 5241867
    Abstract: A method and apparatus for apportioning a primary volume of fluid into a plurality of secondary volumes having a predefined mutual relationship, by means of a chamber for receiving the primary volume of fluid having a bottom including fluid evacuation orifices (6) disposed in a common horizontal plane and connected to evacuation ducts (8) provided with cocks (19), enabling the beginning of fluid flow in the ducts (8) to be synchronized, with the end of said flow being determined by the free surface (26) of the fluid being fractioned by the evacuation orifices (6).
    Type: Grant
    Filed: May 11, 1992
    Date of Patent: September 7, 1993
    Assignee: Bertin et Cie
    Inventors: Daniel Cohen, Yves Le Gall, Jean Dausset, Philippe Millasseau, Isabelle Le Gall