LexDanaLexDanabeta
Inventor

Shigeki Ishikawa

Inventor
Kanagawa, JP

Overview

2→
Patents
2007–2021
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 unsoldering25%
B60GVehicle suspension arrangements25%
C22CAlloys25%
F16FSprings25%
PatentTitleYear
11,028,893Elastic member and wire for elastic member20217,156,277'Friction stir welding method and apparatus'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history
2007Based in Mihara, JP· patent location history
2021Patents assigned to NHK SPRING CO LTD (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI HEAVY IND LTD12007
NHK SPRING CO LTD12021
Locations
LocationPatentsSpan
Kanagawa, JP12021
Mihara, JP12007