Self-propelled earth working machine having a canopy variable in length in the longitudinal direction of the machine
US-12590424-B2 · Mar 31, 2026 · US
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Drumm Stephan patents
Drumm Stephan is listed as an inventor on 21 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Drumm Stephan |
| Total patents | 21 |
| First publication | May 30, 2019 |
| Latest publication | Mar 31, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Shiftable cabin
US-12134867-B2 · Nov 5, 2024 · US
Construction machine
US-2024209577-A1 · Jun 27, 2024 · US
Earth working machine having a dust extraction system with selectable filtration of the extracted dust-laden air
US-11851829-B2 · Dec 26, 2023 · US
Self-propelled earth working machine having a canopy variable in length in the longitudinal direction of the machine
US-2023340737-A1 · Oct 26, 2023 · US
Shiftable cabin
US-2023044267-A1 · Feb 9, 2023 · US
Earth working machine having a dust extraction system and rotatable filter cartridges
US-11286628-B2 · Mar 29, 2022 · US
Earth working machine having a filtered dust extraction system with an elastically deformable filter housing
US-11203843-B2 · Dec 21, 2021 · US
Wear pad for a crawler track of a tracked vehicle, crawler track and construction machine
US-11097795-B2 · Aug 24, 2021 · US
Earth working machine having a dust extraction system with selectable filtration of the extracted dust-laden air
US-2021164173-A1 · Jun 3, 2021 · US
Recent patents
Latest publications not already listed above.
Earth Working Machine Having a Dust Extraction System and Rotatable Filter Cartridges
US-2021164175-A1 · Jun 3, 2021 · US
Earth working machine having a filtered dust extraction system with an elastically deformable filter housing
US-2021164174-A1 · Jun 3, 2021 · US
Earth working machine having an insertable operating seat
US-10968575-B2 · Apr 6, 2021 · US
Earth working machine having a panel arrangement liftable and lowerable together with a protective canopy
US-10822041-B2 · Nov 3, 2020 · US
Earth working machine having an operating console with improved vandalism protection
US-10822754-B2 · Nov 3, 2020 · US
Vandalism-resistant information interface apparatus for an earth working machine
US-10735042-B2 · Aug 4, 2020 · US
Wear pad for a crawler track of a tracked vehicle, crawler track and construction machine
US-2019337580-A1 · Nov 7, 2019 · US
Earth working machine having an insertable operating seat
US-2019249378-A1 · Aug 15, 2019 · US
Vandalism-resistant information interface apparatus for an earth working machine
US-2019245573-A1 · Aug 8, 2019 · US
Earth working machine having an operating console with improved vandalism protection
US-2019186089-A1 · Jun 20, 2019 · US
Earth working machine having a panel arrangement liftable and lowerable together with a protective canopy
US-2019161131-A1 · May 30, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Wirtgen Gmbh | 20 |
| Wirtgen Gmbh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E01C23/088 | 17 |
| E01C23/127 | 15 |
| E01C2301/30 | 10 |
| E02F9/166 | 8 |
| E01C23/0933 | 7 |