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Inventor

Kenji Hayafuji

Inventor
Ayase, JP

Overview

4→
Patents
2006–2016
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B23Kprimary
B23KSoldering or unsoldering57%
B23PMetal-working not otherwise provided for29%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
9,302,343'Process for spot-joining stacked metal foils'20168,803,035'Equalizing mechanism of welding apparatus'20147,105,768'Fixed type electrode tip take-out device'20067,105,767'Fixed type electrode tip removal device'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2016Patents assigned to OBARA CORP (3)· patent assignee history
2006–2014Based in Ayase, JP· patent location history
2014Patents assigned to HAYAFUJI KENJI (1)· patent assignee history
2014Patents assigned to KURIHARA SHINICHI (1)· patent assignee history
2014Patents assigned to MORI ARINOBU (1)· patent assignee history
2016Patents assigned to KAWASAKI HEAVY IND LTD (1)· patent assignee history
2016Based in Fuefuki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OBARA CORP32006–2016
HAYAFUJI KENJIself12014
KAWASAKI HEAVY IND LTD12016
KURIHARA SHINICHI12014
MORI ARINOBU12014
Locations
LocationPatentsSpan
Ayase, JP32006–2014
Fuefuki, JP12016