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Inventor

Douglas Rau

Inventor
Owatonna, MN, US

Overview

3→
Patents
1992–1996
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E04Hprimary
E04HBuildings or like structures for particular purposes60%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects40%
PatentTitleYear
5,546,709'Portable performance platform with rain exclusion means and hydraulic actuator'1996RE034468'Portable performance platform'19935,078,442'Portable performance platform'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1996Patents assigned to WENGER CORP (3)· patent assignee history
1992–1996Based in Owatonna, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WENGER CORP31992–1996
Locations
LocationPatentsSpan
Owatonna, Minnesota, US31992–1996