logo

For the Inventor, By the Inventor

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 10967666 B1

PDFFull Text
Date of Patent:
Apr. 06, 2021

Filed:

Apr. 27, 2018

Encoding method and decoding method using metal nanostructures

Applicants:

Lg Display Co., Ltd., Seoul, KR;

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Ki Seok Chang, Paju-si, KR;

Sung Pil Ryu, Paju-si, KR;

Ki Tae Nam, Seoul, KR;

Wook Sung Kim, Paju-si, KR;

Hye Eun Lee, Seoul, KR;

Hyo Yong Ahn, Seoul, KR;

Assignees:

LG DISPLAY CO., LTD., Seoul, KR;

SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, Seoul, KR;

Attorney:

Polsinelli PC

Primary Examiner:

Maurice C Smith

Int. Cl.
CPC ...
B42D 25/373 (2014.01); B42D 25/391 (2014.01); C09K 11/06 (2006.01); G01N 21/19 (2006.01); G01N 21/21 (2006.01); B42D 25/29 (2014.01); B82Y 15/00 (2011.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01); G01N 21/31 (2006.01); G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
B42D 25/373 (2014.10); B42D 25/391 (2014.10); C09K 11/06 (2013.01); G01N 21/19 (2013.01); G01N 21/21 (2013.01); G01N 21/3103 (2013.01); B42D 25/29 (2014.10); B82Y 15/00 (2013.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); C09K 2211/188 (2013.01); G02B 27/288 (2013.01);
Abstract

The present disclosure relates to an encoding method and a decoding method using a chiral metal nanostructure. The encoding method according to an aspect of the present disclosure includes preparing a plurality of metal nanostructures having a chiral structure; obtaining the optical data of the plurality of metal nanostructures, and preparing a security medium including the plurality of metal.

Find Patent Forward Citations

Chang, Ki. (2021). Encoding method and decoding method using metal nanostructures (U.S. Patent No. 10967666). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10967666

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…