Inventor
Paul L. Kojetin
Inventor
Rosemount, MN, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation40%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
Y10TTechnical subjects covered by former us classification20%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids10%
G11BInformation storage based on relative movement between record carrier and transducer10%
PatentTitleYear
10,610,813Filter medium and breather filter structure2020RE047737Filter medium and structure20199,795,906'Filter medium and breather filter structure'20178,460,424'Aerosol separator; and method'20138,404,014'Aerosol separator'20138,177,875'Aerosol separator; and method'20126,077,335'Filter and method for making a filter'20005,997,618'Filter and method for making a filter'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2020Patents assigned to DONALDSON CO INC (8)· patent assignee history
1999–2020Based in Rosemount, MN, US· patent location history
2012Patents assigned to DEMA KEH (1)· patent assignee history
2013Patents assigned to DEMA KEH B (2)· patent assignee history
2013Patents assigned to ROGERS ROBERT M (2)· patent assignee history
2013Patents assigned to DUNN EUGENE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DONALDSON CO INC | 8 | 1999–2020 |
| DEMA KEH B | 2 | 2013 |
| ROGERS ROBERT M | 2 | 2013 |
| DEMA KEH | 1 | 2012 |
| DUNN EUGENE | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rosemount, Minnesota, US | 7 | 1999–2020 |