Inventor

Won Joon Cho

Inventor

Seoul, KR

Overview

3→

Patents

1995–2021

Patent span

Physics

Primary field (CPC G)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C22Bprimary

C22BProduction and refining of metals10%

G02BOptical elements, systems or apparatus10%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%

G06FElectric digital data processing10%

G09FDisplaying10%

H01LSemiconductor devices10%

H04LTransmission of digital information, e.g. telegraphic communication10%

H04WWireless communication networks10%

H10KOrganic electric solid-state devices10%

Y02PClimate change mitigation technologies in the production or processing of goods10%

PatentTitleYear

11,109,239Method for communication in unlicensed band and apparatus for same2021 11,016,335Polarizing plate and flexible display device including the same2021 5,417,738'Method for recovering metals included in the slag generated from steel making process'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to OH OK SOO (1)· patent assignee history

1995–2021Based in Seoul, KR· patent location history

2021Patents assigned to LG DISPLAY CO LTD (1)· patent assignee history

2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history

2021Based in Paju-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LG DISPLAY CO LTD	1	2021
OH OK SOO	1	1995
SAMSUNG ELECTRONICS CO LTD	1	2021

Locations

Location	Patents	Span
Seoul, KR	2	1995–2021
Paju-si, KR	1	2021