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Inventor

Helena Johansson

Inventor
Vaster.ang.s, SE

Overview

5→
Patents
2001–2009
Patent span
LOC
Primary field

Patents· 5 as inventor

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

LOC23primary
LOC2338%
C21DModifying the physical structure of ferrous metals13%
D21FPaper-making machines13%
D21GCalenders13%
F27BFurnaces, kilns, ovens or retorts in general13%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace13%
PatentTitleYear
7,510,086'Sealing arrangement'20096,683,281'Means and method for heating'2004D0452561'Heating element'2001D0452560'Heating element'2001D0449375'Heating element'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2004Patents assigned to KANTHAL AB (4)· patent assignee history
2001Based in Vaster.ang.s, SE· patent location history
2004Based in Vasteras, SE· patent location history
2009Patents assigned to BODEN HERBERT (1)· patent assignee history
2009Patents assigned to HAASE CHRISTOPH (1)· patent assignee history
2009Patents assigned to HENSSLER JOACHIM (1)· patent assignee history
2009Patents assigned to JOHANSSON HELENA (1)· patent assignee history
2009Based in Heidenheim, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KANTHAL AB42001–2004
BODEN HERBERT12009
HAASE CHRISTOPH12009
HENSSLER JOACHIM12009
JOHANSSON HELENAself12009
Locations
LocationPatentsSpan
Vaster.ang.s, SE32001
Heidenheim, DE12009
Vasteras, SE12004