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:
Feb. 21, 1995
Filed:
Nov. 24, 1992
Applicant:
Inventors:
Assignee:
Leopold Kostal GmbH & Co. KG, Ludenscheid, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250574 ; 25022725 ;
Abstract
A sensor device which registers the amount of moisture on a transparent screen. The sensor is connected to at least one light conducting element which is provided on one side with at least one beam emitter and on the other side with at least one beam receiver. The light conducting element is provided with a layer of reflecting material to enable multiple reflection of the beam issuing from the beam emitter.