Patents by Inventor Lionel Felix Witrant

Lionel Felix Witrant 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).

Sensor for measuring the partial pressure of a gas of the type comprising an electrochemical cell and a gaseous diffusion barrier

Patent number: 6652722

Abstract: Sensor for measuring the partial pressure of a gas in a gaseous medium, includes an electrochemical cell and a diffusion barrier with a porous membrane situated above an orifice made in a component surmounting a casing enclosing said electrochemical cell.

Type: Grant

Filed: July 5, 2001

Date of Patent: November 25, 2003

Assignee: Oldham

Inventors: Malcolm Taylor, Lionel Félix Witrant, Jean-Marie Beaumont, Daniel Lucien Gaston Chevalier
Sensor for measuring the partial pressure of a gas of the type comprising an elecrtrochemical cell and a gaseous diffusion barrier

Publication number: 20020063057

Abstract: Sensor for measuring the partial pressure of a gas in a gaseous medium, comprising an electrochemical cell (2) and a diffusion barrier comprising a porous membrane (10) situated above an orifice (7) made in a component surmounting a casing (1) enclosing said electrochemical cell (2).

Type: Application

Filed: July 5, 2001

Publication date: May 30, 2002

Inventors: Malcolm Taylor, Lionel Felix Witrant, Jean-Marie Beaumont, Daniel Lucien Gaston Chevalier

Sensor for measuring the partial pressure of a gas of the type comprising an electrochemical cell and a gaseous diffusion barrier

Sensor for measuring the partial pressure of a gas of the type comprising an elecrtrochemical cell and a gaseous diffusion barrier