Inventor
DEOK CHAN AHN
Inventor
KR
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C21Dprimary
C21DModifying the physical structure of ferrous metals33%
C22CAlloys33%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application17%
B22DCasting of metals8%
Y02TClimate change mitigation technologies related to transportation8%
PatentTitleYear
12,123,067Ferritic stainless steel having improved pipe-expanding workability and method for manufacturing same202411,959,159Austenitic stainless steel having excellent pipe-expandability and age cracking resistance202411,740,038Ferritic stainless steel having excellent sound absorption properties for exhaust system heat exchanger and method of manufacturing the same202311,634,801Ferritic stainless steel having reduced carbon sludge adsorption for exhaust system heat exchanger and method of manufacturing same2023Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023–2024Patents assigned to POSCO (4)· patent assignee history
2023–2024Patents assigned to POSCO CO LTD (4)· patent assignee history
2023–2024Based in KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POSCO | 4 | 2023–2024 |
| POSCO CO LTD | 4 | 2023–2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| KR | 4 | 2023–2024 |