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Inventor

Tomas Johansson

Inventor
Laxa, SE

Overview

2→
Patents
1991–2021
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 unsoldering50%
B29CShaping or joining of plastics50%
PatentTitleYear
10,913,127Method for starting a submerged arc welding process and welding apparatus20214,989,394'Press plunger having separable press ring'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to AKERLUND & RAUSING LICENS AB (1)· patent assignee history
1991Based in Bromma, SE· patent location history
2021Patents assigned to ESAB AB (1)· patent assignee history
2021Based in Laxa, SE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AKERLUND & RAUSING LICENS AB11991
ESAB AB12021
Locations
LocationPatentsSpan
Laxa, SE12021
Bromma, SE11991