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:
Apr. 25, 2023
Filed:
Apr. 14, 2021
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Shotaro Izawa, Nagoya, JP;
Satoshi Ito, Higashihiroshima, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133526 (2013.01);
Abstract
An optical substrate includes a first substrate, a light-transmitting layer disposed at the first substrate, concave portions provided in the light-transmitting layer, and a lens layer disposed so as to fill the concave portions. The light-transmitting layer is constituted by a plurality of light-transmitting layers, and an edge of the concave portion is in contact with an edge of an adjacent concave portion adjacent to the concave portion.