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Inventor

KATSUYA HATA

Inventor
JP

Overview

3→
Patents
2025–2026
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C21Dprimary
C21DModifying the physical structure of ferrous metals30%
C22CAlloys30%
C23CCoating metallic material30%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form10%
PatentTitleYear
12,584,186Steel sheet, member, method of producing steel sheet, and method of producing member202612,545,972Steel sheet, member, and methods for manufacturing the same202612,410,502Steel sheet and production method therefor2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025–2026Patents assigned to JFE STEEL CORP (3)· patent assignee history
2025–2026Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JFE STEEL CORP32025–2026
Locations
LocationPatentsSpan
JP32025–2026