Inventor

HWANG DONG-WON

KR25 patents

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

HWANG DONG-WON

KOREA RES INST CHEMICAL TECH

Secondary battery including organic-inorganic hybrid nanoporous material as water adsorbent

Method and apparatus for preparation of lactide using lactide purification process

Zirconium-based metal-organic frameworks as catalyst for transfer hydrogenation

Method for preparation of mannitol from fructose using butanol as solvent

Method for producing lactide directly from lactic acid and a catalyst used therein

Method for oligomerization of ethylene

Catalyst for preparing 1,2-pentanediol and method for preparing 1,2-pentanediol by using same

Preparing method for 5-alkoxymethylfurfural

Heterogeneous catalyst complex for carbon dioxide conversion

Method for preparing fructose or xylulose from biomass containing glucose or xylose using butanol, and method for separating the same

Method for preparing furan derivatives from biomass

Method for producing lactide directly from lactic acid and a catalyst used therein

Inorganic-organic hybrid nanoporous material with nitrogen selective adsorptivity and method for separating nitrogen-containing gas mixture using the same

Olefin metathesis reaction catalyst and preparation method therefor

SAP SE

Software application build testing

Software application build testing

Database instance clustering

Machine learning based pre-submit test selection

HWANG YOUNG KYU

Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof

Porous organic-inorganic hybrid materials with crystallinity and method for preparing thereof

Apparatus for treating air by using porous organic-inorganic hybrid materials as an absorbent

SAMSUNG ELECTRONICS CO LTD

Etching solution for silicon oxide method of manufacturing a semiconductor device using the same

Composition for etching silicon oxide and method of forming a contact hole using the same

HWANG DONG WON

Recovery method of highly pure lactic acid and alkyl lactate

CHANG JONG-SAN

Complex comprising crystalline hybrid nanoporous material powder