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.

Date of Patent:
Jan. 11, 2022

Filed:

Sep. 24, 2018
Applicant:

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

Inventors:

Takashi Suzuki, Osaka, JP;

Shotaro Ogawa, Osaka, JP;

Makoto Morita, Hyogo, JP;

Akira Shiokawa, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/163 (2006.01); G02F 1/1506 (2019.01); G02F 1/1523 (2019.01); G02F 1/155 (2006.01);
U.S. Cl.
CPC ...
G02F 1/163 (2013.01); G02F 1/1506 (2013.01); G02F 1/1525 (2013.01); G02F 1/155 (2013.01); G02F 2001/1555 (2013.01); G02F 2201/44 (2013.01);
Abstract

An electrochromic device includes: a first electrode which transmits light; a second electrode disposed opposite the first electrode; an electrolyte located between the first electrode and the second electrode, and containing metal depositable on one of the first electrode and the second electrode, according to a potential difference between the first electrode and the second electrode; a driver which applies a predetermined potential to a target electrode which is at least one of the first electrode and the second electrode; and a controller which changes a potential application portion of the target electrode to which the predetermined potential is applied, in a potential application period during which the predetermined potential is applied.


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