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:
Jan. 31, 1995
Filed:
Apr. 27, 1993
Applicant:
Inventors:
Robert Massen, Wangen/Ohningen, DE;
Joachim Gassler, Geisingen, DE;
Christian Konz, Radolfzell, DE;
Harald Richter, Constance, DE;
Assignee:
Kaltenbach & Voight GmbH & Co., Biberach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B / ; G01B / ;
U.S. Cl.
CPC ...
356376 ; 250561 ;
Abstract
3D tooth measurement by means of an optical probe wherein a prior matting treatment of the tooth to be measured can be dispensed with. The consequential reflection-dependent measuring errors are compensated by an error correction method.