Inventor

Hyung Ju Ryu

Inventor

Daejeon, KR

Overview

2013–2021

Patent span

Chemistry

Primary field (CPC C)

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%

C08JWorking-up13%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices13%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%

A61KPreparations for medical, dental or toiletry purposes7%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%

C07CAcyclic or carbocyclic compounds7%

C07DHeterocyclic compounds7%

C08LCompositions of macromolecular compounds7%

C09DCoating compositions, e.g. paints, varnishes or lacquers7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to CHONG KUN DANG PHARM CORP (1)· patent assignee history

2013Patents assigned to KIM DONGJIN (1)· patent assignee history

2013Patents assigned to LEE HONGWOO (1)· patent assignee history

2013Patents assigned to NAM DONGHYUK (1)· patent assignee history

2013Based in Cheonan-si, KR· patent location history

2021Patents assigned to LG CHEMICAL LTD (2)· patent assignee history

2021Based in Daejeon, KR· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Daejeon, KR	2	2021
Cheonan-si, KR	1	2013