Inventor
Chong Yun Kwag
Inventor
Seoul, KR
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements20%
C11DDetergent compositions20%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C07CAcyclic or carbocyclic compounds10%
C07DHeterocyclic compounds10%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds10%
H01GCapacitors10%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
PatentTitleYear
10,358,412Method of preparing difluorinated alcohol compound201910,093,677Method for preparing spiro quaternary ammonium salt20186,218,352'Composite composition comprising sodium percarbonate with improved solubility'20015,851,420'Process for manufacturing granular sodium percarbonate'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2001Patents assigned to ORIENTAL CHEM IND (2)· patent assignee history
1998–2019Based in Seoul, KR· patent location history
2018–2019Patents assigned to SAMHWA PAINTS IND CO LTD (2)· patent assignee history
2018Based in Youngdungpo-gu, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ORIENTAL CHEM IND | 2 | 1998–2001 |
| SAMHWA PAINTS IND CO LTD | 2 | 2018–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 3 | 1998–2019 |
| Youngdungpo-gu, KR | 1 | 2018 |