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:
Sep. 21, 2010
Filed:
Jun. 18, 2007
Applicant:
Holger Staiger, Lauterbach, DE;
Inventor:
Holger Staiger, Lauterbach, DE;
Assignee:
Vega Grieshaber KG, Wolfach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21K 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Described is an illumination unit for a field-device display module. The illumination unit generates luminescence light as background illumination for the display. In this arrangement, the illumination element comprises a chemiluminescence element or a radioactive element that generates ionising radiation for exciting a phosphorescence layer.