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Inventor

Ryooji Ishida

Inventor
Yamaguchi, JP

Overview

2→
Patents
2004–2005
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 unsoldering67%
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
PatentTitleYear
6,857,555'Method and apparatus for friction stir welding'20056,719,184'Nondestructive inspection method'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2005Patents assigned to HITACHI LTD (2)· patent assignee history
2004–2005Based in Yamaguchi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD22004–2005
Locations
LocationPatentsSpan
Yamaguchi, JP22004–2005