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:
May. 07, 2019
Filed:
Jun. 07, 2017
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Michio Nagai, Kanagawa, JP;
Yoji Ito, Kanagawa, JP;
Daisuke Kashiwagi, Kanagawa, JP;
Akira Yamamoto, Kanagawa, JP;
Nobuhiko Ichihara, Kanagawa, JP;
Hideyuki Nakamura, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G06F 3/0354 (2013.01); G06F 3/042 (2006.01); G06F 3/03 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3016 (2013.01); G06F 3/0321 (2013.01); G06F 3/03545 (2013.01); G06F 3/0421 (2013.01);
Abstract
Provided is an optical member including: a substrate; and a dot that is in contact with a surface of the substrate, in which the dot is formed of a liquid crystal material having a cholesteric structure, and the dot exhibits wavelength selective reflecting properties having two or more reflection peaks. By using the optical member according to the present invention, an image display device in which erroneous detection of data input is reduced can be provided.