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:
Sep. 25, 2012
Filed:
Oct. 02, 2007
Applicant:
Roland Grozinger, Staufen, DE;
Inventor:
Roland Grozinger, Staufen, DE;
Assignee:
Endress + Hauser GmbH + Co. KG, Maulburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 23/296 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for ascertaining and/or monitoring fill level of a medium, having piezoelectric sensors for producing and receiving ultrasonic signals, relates to a scanning circuit, which provides, for each piezoelectric sensor to be driven, at least one exciter switching circuit for selective driving of the selected piezoelectric sensor.