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. 17, 2024
Filed:
Sep. 03, 2019
Lg Innotek Co., Ltd., Seoul, KR;
Hyun Joon Kim, Seoul, KR;
Jun Sik Shin, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
An optical path control member according to an embodiment comprises: a lower substrate; a lower electrode disposed on the lower substrate; an upper substrate disposed on the lower substrate; an upper electrode disposed under the upper substrate; and a pattern part interposed between the lower electrode and the upper electrode, wherein: the pattern part includes a first pattern part and a second pattern part alternately disposed; the first pattern part has an optical transmittance varying according to an applied voltage; the second pattern part transmits light; and the width of the first pattern part varies as the first pattern part extends from a light emitting part to a light transmitting part.