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Inventor

Masayoshi Minakuchi

Inventor
Kitakyushu, JP

Overview

2→
Patents
1990–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C21Dprimary
C21DModifying the physical structure of ferrous metals50%
C12NMicroorganisms or enzymes25%
C23CCoating metallic material25%
PatentTitleYear
5,266,129'Process for production of oriented electrical steel sheet having excellent magnetic properties'19934,979,996'Process for preparation of grain-oriented electrical steel sheet comprising a nitriding treatment'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1993Patents assigned to NIPPON STEEL CORP (2)· patent assignee history
1990–1993Based in Kitakyushu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CORP21990–1993
Locations
LocationPatentsSpan
Kitakyushu, JP21990–1993