LexDanaLexDanabeta
Inventor

Bradley Keumpel

Inventor
Eden Prairie, MN, US

Overview

2→
Patents
2013–2014
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.

B01Dprimary
B01DSeparation100%
PatentTitleYear
8,636,820'Air filter arrangement'20148,361,181'Air cleaner assemblies; filter cartridges therefor; features; and, methods'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2014Patents assigned to DONALDSON CO INC (2)· patent assignee history
2013Patents assigned to ALBITZ ANDREW (1)· patent assignee history
2013Patents assigned to BARTELS DOLAN (1)· patent assignee history
2013Patents assigned to KEUMPEL BRADLEY (1)· patent assignee history
2013Patents assigned to OSENDORF RICHARD (1)· patent assignee history
2013–2014Based in Eden Prairie, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DONALDSON CO INC22013–2014
ALBITZ ANDREW12013
BARTELS DOLAN12013
KEUMPEL BRADLEYself12013
OSENDORF RICHARD12013
Locations
LocationPatentsSpan
Eden Prairie, Minnesota, US22013–2014