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Inventor

Rolf Behrens

Inventor
Oldenburg, DE

Overview

2→
Patents
1988–1990
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.

B41Jprimary
B41JTypewriters100%
PatentTitleYear
4,913,572'Reloadable ribbon cassette for typewriters or office machines of similar construction'19904,780,010'Ribbon spools for a reloadable cassette for a typewriter or similar office machine'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to OLYMPIA AG (1)· patent assignee history
1988–1990Based in Oldenburg, DE· patent location history
1990Patents assigned to OLYMPIA AEG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OLYMPIA AEG11990
OLYMPIA AG11988
Locations
LocationPatentsSpan
Oldenburg, DE21988–1990