Inventor

Young-Sook Choi

Inventor

Gyeonggi-do, KR

Overview

2→

Patents

2001–2007

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 2 as inventor

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

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%

C09KMaterials for miscellaneous applications, not provided for elsewhere14%

G02BOptical elements, systems or apparatus14%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein14%

H10KOrganic electric solid-state devices14%

Y10TTechnical subjects covered by former us classification14%

PatentTitleYear

7,201,859'Hole transport layer and method for manufacturing the organic EL device by using the same'2007 6,242,140'Method for manufacturing color filter'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2007Patents assigned to SAMSUNG SDI CO LTD (2)· patent assignee history

2001Based in Suwon-si, KR· patent location history

2007Based in Gyeonggi-do, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAMSUNG SDI CO LTD	2	2001–2007

Locations

Location	Patents	Span
Gyeonggi-do, KR	1	2007
Suwon-si, KR	1	2001