Inventor
JAE HWAN SIM
Inventor
KR
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers23%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices23%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds16%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds14%
C08LCompositions of macromolecular compounds9%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%
C07CAcyclic or carbocyclic compounds2%
C07DHeterocyclic compounds2%
G02BOptical elements, systems or apparatus2%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes2%
PatentTitleYear
12,572,076Photoresist underlayer composition202612,393,118Composition for photoresist underlayer202512,228,858Coating composition for forming resist underlayer film for EUV lithography process202512,055,854Coating composition for photoresist underlayer202411,567,409Polymers, underlayer coating compositions comprising the same, and patterning methods202311,567,408Coating composition for use with an overcoated photoresist202311,500,291Underlying coating compositions for use with photoresists202211,493,845Organic bottom antireflective coating composition for nanolithography202211,269,252Method for forming pattern using antireflective coating composition including photoacid generator202211,262,656Coating compositions for use with an overcoated photoresist2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to ROHM & HAAS ELECT MATERIALS KOREA LTD (10)· patent assignee history
2022–2025Patents assigned to ROHM & HAAS ELECT MAT (3)· patent assignee history
2022–2026Based in KR· patent location history
2025Patents assigned to DUPONT SPECIALTY MATERIALS KOREA LTD (2)· patent assignee history
2025Patents assigned to DUPONT ELECTRONIC MAT INTERNATIONAL LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM & HAAS ELECT MATERIALS KOREA LTD | 10 | 2022–2026 |
| ROHM & HAAS ELECT MAT | 3 | 2022–2025 |
| DUPONT SPECIALTY MATERIALS KOREA LTD | 2 | 2025 |
| DUPONT ELECTRONIC MAT INTERNATIONAL LLC | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 10 | 2022–2026 |