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Inventor

Tadatsugu Yoshida

Inventor
Futtsu, JP

Overview

3→
Patents
1998–1999
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B21Bprimary
B21BRolling of metal33%
B23KSoldering or unsoldering33%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling17%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels17%
PatentTitleYear
5,994,665'Method of continuous hot rolling and apparatus for welding steel bars thereof'19995,894,752'Method and system for warm or hot high-velocity die forging'19995,814,787'Apparatus for welding steel bars in a continuous hot rolling process'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–1999Patents assigned to NIPPON STEEL CORP (2)· patent assignee history
1998–1999Based in Futtsu, JP· patent location history
1999Patents assigned to SANYO SPECIAL STEEL CO LTD (1)· patent assignee history
1999Based in Himeji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CORP21998–1999
SANYO SPECIAL STEEL CO LTD11999
Locations
LocationPatentsSpan
Futtsu, JP21998–1999
Himeji, JP11999