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Inventor

Masataka Yoshii

Inventor
Kitakyushu, JP

Overview

3→
Patents
1978–1982
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.

C21Cprimary
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel100%
PatentTitleYear
4,358,313'Process for refining molten pig iron and steel'19824,084,959'Method for continuous refining of a molten iron base metal'19784,071,356'Method for refining a molten steel in vacuum'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1982Patents assigned to NIPPON STEEL CORP (3)· patent assignee history
1978Based in Kitakyushu, JP· patent location history
1982Based in Oita, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CORP31978–1982
Locations
LocationPatentsSpan
Kitakyushu, JP21978
Oita, JP11982