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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.:

US 4993834 B1

PDFFull Text
Date of Patent:
Feb. 19, 1991

Filed:

Sep. 25, 1989

Spectrometer for the simultaneous measurement of intensity in various

Applicant:
Inventors:

Christoph Carlhoff, Willich, DE;

Claus-Jurgen Lorenzen, Essen, DE;

Klaus-Peter Nick, Achim, DE;

Assignee:

Fried. Krupp GmbH, Essen, DE;

Attorney:

Spencer & Frank

Primary Examiner:

F L Evans

Assistant Examiner:

K P Hantis

Int. Cl.
CPC ...
G01J / ; G01J / ;
U.S. Cl.
CPC ...
356328 ;
Abstract

A polychromator in a Paschen-Runge mounting in which intensity measurements are made by means of a row of photodiodes. The spectral intensity distribution of at least two spectral regions on the Rowland circle is transmitted to the row of photodiodes by image conductors and is measured there.

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Carlhoff, Christoph. (1991). Spectrometer for the simultaneous measurement of intensity in various (U.S. Patent No. 4993834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4993834

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