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:
Apr. 20, 2004
Filed:
Feb. 14, 2001
Applicant:
Inventor:
Martin Hartung, Munich, DE;
Assignee:
3M ESPE AG, Seefeld, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/365 ; A61C 3/00 ;
U.S. Cl.
CPC ...
G02F 1/365 ; A61C 3/00 ;
Abstract
The invention relates to a light wave converter assembly, comprising a light guide and a light wave converter, comprising a converter substance, which converts a part of the incident light into light of a longer wavelength, whereby the converted light is guided together with the unconverted light through the light guide to an exit port.