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. 15, 2026
Filed:
Dec. 28, 2023
Applicant:
Byd Company Limited, Shenzhen, CN;
Inventors:
Xinhai Peng, Shenzhen, CN;
Yuyang Liu, Shenzhen, CN;
Jihou Wang, Shenzhen, CN;
Chao Li, Shenzhen, CN;
Yuan Li, Shenzhen, CN;
Assignee:
BYD Company Limited, Shenzhen, CN;
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/08 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0816 (2013.01); G02B 5/08 (2013.01); G02B 5/0858 (2013.01);
Abstract
A unidirectional perspective film includes a first niobium oxide layer, a first silicon oxide layer, an absorption layer, a second niobium oxide layer, and a second silicon oxide layer that are sequentially disposed. The absorption layer has a thickness ranging from 8 nm to 20 nm.