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Inventor

Motokiyo Itoh

Inventor
Tokyo, JP

Overview

2→
Patents
1993–1994
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.

B23Kprimary
B23KSoldering or unsoldering100%
PatentTitleYear
5,300,751'Method for gas-shield arc welding of a pipe and weld wire for use in the welding method'19945,272,305'Girth-welding process for a pipe and a high cellulose type coated electrode'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1994Patents assigned to KOBE STEEL LTD (2)· patent assignee history
1993–1994Patents assigned to NIPPON KOKAN KK (2)· patent assignee history
1993–1994Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOBE STEEL LTD21993–1994
NIPPON KOKAN KK21993–1994
Locations
LocationPatentsSpan
Tokyo, JP21993–1994