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Inventor

Hiroshi Fujiwara

Inventor
Niihama, JP

Overview

2→
Patents
2001–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B21Bprimary
B21BRolling of metal100%
PatentTitleYear
6,505,491'Rolling mill and rolling-mill train'20036,216,520'Rolling mill'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to KAWASAKI STEEL CO (2)· patent assignee history
2001–2003Patents assigned to SUMITOMO HEAVY INDUSTRIES (2)· patent assignee history
2001–2003Based in Niihama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAWASAKI STEEL CO22001–2003
SUMITOMO HEAVY INDUSTRIES22001–2003
Locations
LocationPatentsSpan
Niihama, JP22001–2003