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:
Aug. 15, 2000
Filed:
Mar. 09, 1998
Applicant:
Inventors:
Martin Zechnall, Schwieberdingen, DE;
Christoph Treutler, Wannweil, DE;
Manfred Lembke, Gerlingen, DE;
Hans Hecht, Korntal-Muenchingen, DE;
Jiri Marek, Reutlingen, DE;
Herbert Goebel, Reutlingen, DE;
Martin Willmann, Reutlingen, DE;
Hans-Ulrich Gruber, Gerlingen, DE;
Andreas Lock, Reutlingen, DE;
Klaus Heyers, Reutlingen, DE;
Joerg Buth, Leonberg-Warmbronn, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7320426 ;
Abstract
A sensor has a thin film element, the thin film element having a temperature-dependent electrical resistance. The thin film element includes a platinum layer, which is doped with zircon or zircon oxide. The thin film element can be arranged on a membrane to create a mass airflow sensor.