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Inventor

Helmut Klaus

Inventor
Hagen, DE

Overview

4→
Patents
1980–1998
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.

B62Dprimary
B62DMotor vehicles40%
LOCD140%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges20%
PatentTitleYear
5,794,731'Tensioning and shock-absorption device for the idler wheel of a tracked vehicle'19984,815,794'Track chain roller with degradable spacer rings'1989D0266083'Control unit for interior of a motor vehicle'1982D0254782'Weighing scale'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Patents assigned to KEIPER DYNAFIT (1)· patent assignee history
1980–1982Based in Remshalden, DE· patent location history
1982Patents assigned to KEIPER AUTOMOBILTECHNIK GMBH & CO KG (1)· patent assignee history
1989Patents assigned to VIEHMANN & CO INTERTRAC (1)· patent assignee history
1989–1998Based in Hagen, DE· patent location history
1998Patents assigned to INTERTRACTOR AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INTERTRACTOR AG11998
KEIPER AUTOMOBILTECHNIK GMBH & CO KG11982
KEIPER DYNAFIT11980
VIEHMANN & CO INTERTRAC11989
Locations
LocationPatentsSpan
Hagen, DE21989–1998
Remshalden, DE21980–1982