Inventor
KARIN KOKUFU
Inventor
JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material20%
C22CAlloys18%
H01FMagnets16%
C21DModifying the physical structure of ferrous metals14%
B05DProcesses for applying fluent materials to surfaces, in general5%
C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
B01FMixing, e.g. dissolving, emulsifying or dispersing2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
12,442,053Grain-oriented electrical steel sheet, method for manufacturing grain-oriented electrical steel sheet, and method for evaluating grain-oriented electrical steel sheet202512,312,694Production method for treatment solution for forming insulating coating, production method for steel sheet having insulating coating, and production apparatus for treatment solution for forming insulating coating202512,234,523Grain-oriented electrical steel sheet with insulating film and method for manufacturing the same202512,163,232Treatment agent for chromium-free insulating coating formation, insulation-coated grain-oriented electrical steel sheet, and method for manufacturing the same202412,104,216Annealing separator for grain-oriented electrical steel sheet and method of producing grain-oriented electrical steel sheet202412,104,257Electrical steel sheet with insulating film202412,033,791Method for forming film and method for manufacturing electrical steel sheet with insulating film202411,981,821Insulating coating treatment liquid, and grain-oriented electrical steel sheet having insulating coating and method for producing the same202411,926,888Annealing separator for grain-oriented electrical steel sheet and method of producing grain-oriented electrical steel sheet202411,923,115Insulating coating-attached electrical steel sheet and manufacturing method therefor202411,473,176Oriented electrical steel sheet and method for producing same2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to JFE STEEL CORP (11)· patent assignee history
2022–2025Based in JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JFE STEEL CORP | 11 | 2022–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 11 | 2022–2025 |