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Inventor

Kiyoichi Yamano

Inventor
Tokai, JP

Overview

3→
Patents
1976–1983
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 steel29%
C22BProduction and refining of metals29%
Y02PClimate change mitigation technologies in the production or processing of goods29%
C22CAlloys14%
PatentTitleYear
4,371,392'Process for refining a molten metal'19834,308,415'Process for refining a molten metal and an apparatus therefor'19813,973,950'Low carbon calcium-sulfur containing free-cutting steel'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1981Patents assigned to DAIDO STEEL CO LTD (2)· patent assignee history
1976Based in Tohkai, JP· patent location history
1981–1983Based in Tokai, JP· patent location history
1983Patents assigned to DAIDO TOKISHUKO KABUSHIKI KAIS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAIDO STEEL CO LTD21976–1981
DAIDO TOKISHUKO KABUSHIKI KAIS11983
Locations
LocationPatentsSpan
Tokai, JP21981–1983
Tohkai, JP11976