Inventor
Haeng D. Joo
Inventor
Pohang-si, 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%
D06FLaundering, drying, ironing, pressing or folding textile articles33%
PatentTitleYear
11,066,717Method for manufacturing grain-oriented electrical steel sheet202110,907,231Grain-oriented electrical steel sheet and manufacturing method therefor20215,520,025'Washing machine for washing clothes made of wool or silk'19965,504,954'Washing method for washing clothes made of wool or silk'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to DAEWOO ELECTRONICS CO LTD (2)· patent assignee history
1996Based in Seoul, KR· patent location history
2021Patents assigned to POSCO (2)· patent assignee history
2021Based in Pohang-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAEWOO ELECTRONICS CO LTD | 2 | 1996 |
| POSCO | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pohang-si, KR | 2 | 2021 |
| Seoul, KR | 2 | 1996 |