Inventor

CHEOL OCK SONG

Inventor

Overview

10→

Patents

2021–2025

Patent span

Physics

Primary field (CPC G)

Patents· 10 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein47%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices16%

B29CShaping or joining of plastics11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%

G02BOptical elements, systems or apparatus11%

E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates5%

PatentTitleYear

12,345,906Light modulation device2025 11,740,551Method for producing substrate2023 11,733,567Light modulation device2023 11,726,369Substrate2023 11,633,903Substrate2023 11,493,807Substrate2022 11,467,452Substrate2022 11,428,994Substrate2022 11,338,499Substrate2022 11,163,197Substrate2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to LG CHEMICAL LTD (10)· patent assignee history

2021–2025Based in KR· patent location history

2023Patents assigned to LG CHERN LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LG CHEMICAL LTD	10	2021–2025
LG CHERN LTD	1	2023

Locations

Location	Patents	Span
KR	10	2021–2025