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. 24, 2023
Filed:
Dec. 18, 2020
Applicants:
Tianma Japan, Ltd., Kanagawa, JP;
Wuhan Tianma Micro-electronics Co., Ltd., Wuhan, CN;
Inventors:
Assignees:
TIANMA JAPAN, LTD., Kanagawa, JP;
Wuhan Tianma Micro-Electronics Co., Ltd., Wuhan, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); G02B 5/00 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14625 (2013.01); G02B 5/003 (2013.01);
Abstract
A light ray direction control element includes a base, a plurality of light transmitting layers arranged on a main surface of the base, a light absorbing layer disposed among the plurality of light transmitting layers, and a tilt prevention layer provided on the main surface of the base and disposed on an outer periphery of a region in which the plurality of light transmitting layers is disposed.