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.

Date of Patent:
Sep. 15, 1992

Filed:

Dec. 17, 1990
Applicant:
Inventors:

Keming Du, Aachen, DE;

Peter Loosen, Aachen, DE;

Gerd Herziger, Roetgen-Rott, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 93 ; 372 92 ; 372 94 ; 372 99 ; 372107 ;

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