Patents by Inventor Kinda Nachef

Kinda Nachef 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).

  • Micro-valve and micro-fluidic device using such
    Patent number: 9371937
    Abstract: A micro-valve (10) adapted for integration with a micro-fluidic device such as a micro-injector of a chromatograph, the micro-valve having a first substrate (12), a second substrate (14) having microconduits (36,38) and a seating surface (30), and an actuation membrane (16) positioned between the first substrate (12) and the second substrate (14) for opening or closing a fluid path (48) of the micro-valve (10) under a force applied by a mechanism such as a pneumatic or piezoelectric device, wherein said actuation membrane (16) is constructed from a poly(aryl ether ketone).
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: June 21, 2016
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Kinda Nachef, Paul Guieze, Eric Donzier, Bertrand Bourlon
  • Micro-Valve and Micro-Fluidic Device Using Such
    Publication number: 20120021529
    Abstract: A micro-valve (10) adapted for integration with a micro-fluidic device such as a micro-injector of a chromatograph, the micro-valve having a first substrate (12), a second substrate (14) having microconduits (36,38) and a seating surface (30), and an actuation membrane (16) positioned between the first substrate (12) and the second substrate (14) for opening or closing a fluid path (48) of the micro-valve (10) under a force applied by a mechanism such as a pneumatic or piezoelectric device, wherein said actuation membrane (16) is constructed from a poly(aryl ether ketone).
    Type: Application
    Filed: February 19, 2010
    Publication date: January 26, 2012
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Kinda Nachef, Paul Guieze, Eric Donzier, Bertrand Bourlon