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Inventor

Duane A. Brown

Inventor
Rockford, MN, US

Overview

3→
Patents
1999–2010
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G01Fprimary
G01FMeasuring volume, volume flow, mass flow or liquid level50%
A62CFire-fighting25%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material25%
PatentTitleYear
7,784,320'Doorjamb clad machine'20106,085,586'Flow meter system with remote displays for each discharge'20005,877,417'Flow meter'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to COMPUCON CORP (1)· patent assignee history
1999–2000Based in Rockford, MN, US· patent location history
2000Patents assigned to HYPRO CORP (1)· patent assignee history
2010Patents assigned to BROWN DUANE A (1)· patent assignee history
2010Patents assigned to BROWN KATHLEEN M (1)· patent assignee history
2010Based in Cheyenne, WY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BROWN DUANE Aself12010
BROWN KATHLEEN M12010
COMPUCON CORP11999
HYPRO CORP12000
Locations
LocationPatentsSpan
Rockford, Minnesota, US21999–2000
Cheyenne, WY, US12010