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:
May. 18, 2021
Filed:
Feb. 09, 2018
Applicant:
Heptagon Micro Optics Pte. Ltd., Singapore, SG;
Inventors:
Simon Gubser, Weesen, CH;
Qichuan Yu, Singapore, SG;
Choon Hein Law, Singapore, SG;
Ji Wang, Singapore, SG;
Assignee:
Heptagon Micro Optics Pte. Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 (2006.01); G02B 6/13 (2006.01); G02B 6/122 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/13 (2013.01); G02B 6/0065 (2013.01); G02B 6/1226 (2013.01);
Abstract
The present disclosure describes light guides and a method of manufacturing light guides that include a rectangular prism-shaped bar, a first polymer or metal cladding on four sides of the rectangular prism-shaped bar, and a second polymer cladding disposed on the first polymer cladding on the four sides of the rectangular prism-shaped bar.