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. 10, 1993
Filed:
Oct. 03, 1990
Applicant:
Inventors:
Klaus D Schomann, Ludwigshafen, DE;
Peter Hammerschmitt, Bruehl, DE;
Sibylle Brosius, Ludwigshafen, DE;
Kal-Heinz Feuerherd, Hettenleidelheim, DE;
Bernhard Albert, Maxdorf, DE;
Michael Schmitt, Weinheim, DE;
Michael Acker, Heidelberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369 32 ; 369 54 ; 358342 ;
Abstract
Moving laser beams from useful tracks to alternative positions in devices in which information is stored optically or magneto-optically. This results in higher signal-to-noise ratios.