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.

Date of Patent:
Oct. 08, 2024

Filed:

Feb. 20, 2020
Applicant:

Ams Sensors Singapore Pte. Ltd., Singapore, SG;

Inventors:

Ji Wang, Singapore, SG;

Kam Wah Leong, Singapore, SG;

QiChuan Yu, Singapore, SG;

Yeu Woon Chan, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01); G02B 1/04 (2006.01); G02B 5/02 (2006.01);
U.S. Cl.
CPC ...
B29D 11/00798 (2013.01); B29D 11/00307 (2013.01); G02B 5/0268 (2013.01); G02B 1/04 (2013.01);
Abstract

A method of making optical diffuser elements () includes providing a substrate () composed of a polymer material and having openings () therein. An optical diffuser material () is dispensed into the openings (), and the optical diffuser material () is hardened to form a sheet () composed of regions of the optical diffuser material () surrounded laterally by the polymer material. The method includes separating the sheet () into multiple optical diffuser elements () that retain their mechanical stability and optical properties when subjected to a reflow process.


Find Patent Forward Citations

Loading…