Inventor

LEE BONG-KEUN

KR19 patents

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

LEE BONG-KEUN

LG CHEMICAL LTD

Sulphonated multiblock copolymer and electrolyte membrane using the same

Branched and sulphonated multi block copolymer and electrolyte membrane using the same

Benzimidazole compound

Branched multiblock polybenzimidazole-benzamide copolymer and method for preparing the same, electrolyte membrane and paste/gel prepared therefrom

Reinforced composite electrolyte membrane for fuel cell

Polybenzimidazole-benzamide copolymer, process for preparing the same, electrolyte membrane prepared therefrom and process for preparing the same

Reflection plate for backlight unit and backlight unit of liquid crystal display having good thermal conductivity

Low surface gloss styrene resin composition, and low surface gloss sheet and composite article therefrom

Organic/inorganic composite electrolyte membranes using zeolite and fuel cell comprising the same

POSCO

Welded joint of extremely low-temperature steel, and welding materials for preparing same

Wire rod for welding rods and method for manufacturing same

High strength welding joint having excellent impact toughness at very low temperature, and flux-cored arc welding wire therefor

Flux-cored arc welding material having remarkable impact resistance and abrasion resistance

YANG HYUN-SEOK

Multi-layered light diffusion plate and liquid crystal display device comprising the same

KIM EUN JU

Reinforced composite electrolyte membrane for fuel cell

LEE HEON SANG

Reflection plate for backlight unit and backlight unit of liquid crystal display having good thermal conductivity

HAN IL-WOOK

Flux-cored arc welding wire for providing superior toughness and weldability to a welded joint at a low temperature, and welded joint using same

KIM NO MA

Nanocomposites, polymer compositions comprising the same and preparation methods thereof

NAM KYUNG-GU

Microcellular foam of thermoplastic resin prepared with die having improved cooling property and method for preparing the same