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:
Oct. 31, 2023
Filed:
Aug. 12, 2020
Applicant:
Tpk Advanced Solutions Inc., Fujian, CN;
Inventors:
Yenhsiang Chang, Taichung, TW;
Weibin Wu, Zhangzhou, CN;
Yungfeng Yeh, Tainan, TW;
Xiangkang Wei, Shaowu, CN;
Assignee:
TPK ADVANCED SOLUTIONS INC., Fujian, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/115 (2015.01); G02B 1/14 (2015.01); G02B 5/28 (2006.01); G02F 1/1335 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 1/115 (2013.01); G02B 1/14 (2015.01); G02B 5/28 (2013.01); G02B 5/3083 (2013.01); G02F 1/133502 (2013.01); G02F 2201/38 (2013.01);
Abstract
A membrane structure includes a plurality of first refraction films and a plurality of second refraction films. The second refraction films and the first refraction films are alternately stacked. A transparent substrate including the membrane structure is disclosed. The membrane structure can effectively reduce the reflectance of light.
Chang, Yenhsiang. (2023). Membrane structure and transparent substrate having specified nanometer-scale thickness films (U.S. Patent No. 11802995). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11802995
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile