Inventor
SEIJI OKABE
Inventor
JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets29%
C21DModifying the physical structure of ferrous metals24%
C22CAlloys24%
C23CCoating metallic material8%
Y10TTechnical subjects covered by former us classification5%
B22DCasting of metals3%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves3%
G01RMeasuring electric variables3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
PatentTitleYear
11,984,249Grain-oriented electrical steel sheet, wound transformer core using the same, and method for producing wound core202411,961,659Iron core for transformer202411,961,647Iron core for transformer202411,767,571Method of producing grain-oriented electrical steel sheet and production line therefor202311,572,602Method for manufacturing a grain-oriented electrical steel sheet202311,566,302Grain-oriented electrical steel sheet and method for manufacturing same202311,495,378Grain-oriented electrical steel sheet, stacked transformer core using the same, and method for producing stacked core202211,430,599Transformer iron core202211,377,706Device to improve iron loss properties of grain-oriented electrical steel sheet202211,255,007Amorphous alloy thin strip202211,198,916Grain-oriented electrical steel sheet2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2024Patents assigned to JFE STEEL CORP (11)· patent assignee history
2021–2024Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JFE STEEL CORP | 11 | 2021–2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 11 | 2021–2024 |