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Inventor

Hajime Nakajima

Inventor
Ibaraki, JP

Overview

4→
Patents
1982–2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C22Cprimary
C22CAlloys75%
B23KSoldering or unsoldering25%
PatentTitleYear
6,521,060'Filler metal for use in welding of Ni-Cr-W alloys'20035,449,490'Nickel-chromium-tungsten base superalloy'19955,141,704'Nickel-chromium-tungsten base superalloy'19924,361,443'Solid solution strengthened iron-base austenitic alloy'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2003Patents assigned to JAPAN ATOMIC ENERGY RES INST (4)· patent assignee history
1982Based in Mito, JP· patent location history
1992–2003Based in Ibaraki, JP· patent location history
2003Patents assigned to NIPPON WELDING ROD CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JAPAN ATOMIC ENERGY RES INST41982–2003
NIPPON WELDING ROD CO LTD12003
Locations
LocationPatentsSpan
Ibaraki, JP31992–2003
Mito, JP11982