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:
Jul. 07, 2026
Filed:
Jul. 25, 2019
Applicants:
University of Vienna, Vienna, AT;
Universität Rostock, Rostock, DE;
Inventors:
Jonas Zeuner, Vienna, AT;
Philip Walther, Vienna, AT;
Alexander Szameit, Bad Doberan, DE;
Matthias Heinrich, Bad Doberan, DE;
Lukas Maczewsky, Rostock, DE;
Assignee:
UNIVERSITY OF VIENNA, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/042 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0421 (2013.01); G02B 6/0036 (2013.01); G02B 6/0068 (2013.01);
Abstract
An optical device for controlling light and an optical touch sensing device are formed by direct laser writing in a transparent substrate to manufacture one or more optical waveguides therein.