The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2002
Filed:
Sep. 28, 2000
Applicant:
Inventors:
Thomas Schulte, Stuttgart, DE;
Thomas Wahl, Pforzheim, DE;
Bernd Schumann, Rutesheim, DE;
Reiner Schuetz, Ditzingen, DE;
Rainer Waser, Aachen, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 2/7407 ;
U.S. Cl.
CPC ...
G01N 2/7407 ;
Abstract
A structural arrangement for NO sensors including a first selectively oxygen ion-conductive layer and a second gas-permeable, nonconductive layer, the latter having a porous spinel structure or porous platinum. The oxygen ion-conductive layer made from a mixed-conductive ceramic can have an additional layer of a material which is catalytically inactive to NO .