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:
Jan. 30, 2024
Filed:
Jan. 04, 2022
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Tsuyoshi Kamibeppu, Nagoya, JP;
Hirofumi Asada, Niihama, JP;
Akifumi Aono, Nagoya, JP;
Akihiro Muramatsu, Marugame, JP;
Toshifumi Hino, Saijo, JP;
Assignee:
Mitsui Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/08 (2006.01);
U.S. Cl.
CPC ...
G02C 7/083 (2013.01);
Abstract
A lens that includes an electroactive region where an optical characteristic changes by electric control comprises: a transparent substrate; a second transparent substrate disposed facing the first transparent substrate; and an intermediate layer disposed between the first transparent substrate and the second transparent substrate; and including a mark including information.