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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.:

US 11422402 B1

PDFFull Text
Date of Patent:
Aug. 23, 2022

Filed:

Mar. 23, 2020

Information display device

Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventor:

Masaharu Matsumoto, Osaka, JP;

Assignee:

PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka, JP;

Attorney:

Wenderoth, Lind & Ponack, L.L.P.

Primary Examiner:

Omeed Alizada

Int. Cl.
CPC ...
G02F 1/1335 (2006.01); B64D 11/00 (2006.01); B60K 35/00 (2006.01); B60R 11/02 (2006.01); G02F 1/1333 (2006.01); G06F 1/16 (2006.01); G06F 1/18 (2006.01); G06F 3/041 (2006.01); G06F 3/044 (2006.01); G09F 19/22 (2006.01); H04N 21/414 (2011.01); B60R 11/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133509 (2013.01); B60K 35/00 (2013.01); B60R 11/0235 (2013.01); B64D 11/0015 (2013.01); B64D 11/00151 (2014.12); G02F 1/133308 (2013.01); G06F 1/1601 (2013.01); G06F 1/181 (2013.01); G06F 3/044 (2013.01); G06F 3/0412 (2013.01); G09F 19/22 (2013.01); H04N 21/41415 (2013.01); B60K 2370/1434 (2019.05); B60K 2370/27 (2019.05); B60K 2370/28 (2019.05); B60K 2370/794 (2019.05); B60R 2011/0012 (2013.01); B60R 2011/0021 (2013.01);
Abstract

An information display device is attachable to a structure and includes a display panel and a surface member. The display panel has a display surface and is configured to display information on the display surface. The surface member is on a display surface side of the display panel and in a state where only the information displayed on the display surface of the display panel is visible through the surface member when the display panel is turned on. The surface member includes a first layer on a front side, and a second layer on the display panel side with respect to the first layer, the second member being configured to adjust light transmittance of the surface member.

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