Inventor

KIM SEONG-JU

KR40 patents

⚠️ This page may combine multiple inventors who share the name “KIM SEONG-JU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KIM SEONG-JU

KOREA KUMHO PETROCHEM CO LTD

Chemically amplified positive photoresist composition

Resist polymer and chemical amplified resist composition containing the same

Polymer for radiation-sensitive resist and resist composition containing the same

Chemically amplified resist composition containing norbornane type low molecular additive

Positive photoresist resin and chemical amplified positive photoresist composition containing the same

Acetal group-containing alkoxy-styrene polymers, method of preparing the same and chemical amplified photoresist composition mainly comprising the same

Carboxylic acid derivatives and their synthesis method

Copolymer for the manufacture of chemical amplified photoresist and a positive photoresist composition using the same

Polymer for positive photoresist and chemical amplified positive photoresist composition containing the same

Polymer for chemical amplified positive photoresist composition containing the same

Acetal group-containing alkoxy-styrene polymers, method of preparing the same and chemical amplified photoresist composition mainly comprising the same

Positive photoresist composition containing quinone diazide 5-triazine esterification compound

Copolymer useful for positive photoresist and chemical amplification positive photoresist composition comprising the same

Acetal-substituted aromatic hydroxy compounds and negative photoresist compositions comprising the same

Positive photoresist composition

Three-component chemical amplified photoresist composition

Acid generator and thin film composition containing the same

DOOSAN HEAVY IND & CONSTRUCTION CO LTD

Sequencing batch reactor for sewage treatment and sewage treatment system comprising same

Bioreactor for treating sewage and sewage treatment system comprising the same

Sequencing batch reactor for sewage treatment and sewage treatment system comprising same

Water treatment apparatus for removing nitrogen contained in raw water and water treatment method using the same

Bioreactor for treating sewage and sewage treatment system comprising the same

Disk filter for preventing scale formation and water treatment apparatus and method using the same

Capacitive-deionization-type nutritive salt removal system and method for use in dam or weir

HYUNDAI STEEL CO

Steel sheet and method for producing same

High-strength steel sheet and manufacturing method therefor

Steel sheet and manufacturing method therefor

DREAMUS COMPANY

Digital audio player

Earphone

SAMSUNG ELECTRONICS CO LTD

Semiconductor device and method for fabricating the same

Semiconductor device

KIM SEONG-JU

High manganese steel strips with excellent coatability and superior surface property, coated steel strips using steel strips and method for manufacturing the steel strips

Method for manufacturing high strength steel strips with superior formability and excellent coatability

KOREA KUMBO PETROCHEMICAL CO L

Sulfonium salt and its manufacturing method

KUMHO PETROCHEM CO LTD

Copolymer of sulfur dioxide and nuclear-substituted trialkylgermylstyrene

SOHN IL-RYOUNG

High Mn steel sheet for high corrosion resistance and method of manufacturing galvanizing the steel sheet

JUN SEOK YUL

Electrostatic chuck having reduced arcing

CHOI YONG JOON

Semiconductor device

KOREA KUMHO CHEMICAL CO LTD

Positive photoresist composition containing naphthoquinone diazide phosphazene esterification product

NTELS CO LTD

Separate billing system for BYOD service and separate billing method for data service