SD

Stephan Drumm

WG Wirtgen Gmbh: 3 patents #4 of 43Top 10%
📍 Ockenfels, DE: #1 of 1 inventorsTop 100%
Overall (2021): #62,366 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11203843 Earth working machine having a filtered dust extraction system with an elastically deformable filter housing 2021-12-21
11097795 Wear pad for a crawler track of a tracked vehicle, crawler track and construction machine Peter Busley, Cyrus Barimani 2021-08-24
10968575 Earth working machine having an insertable operating seat Cyrus Barimani, Alexander Körtgen 2021-04-06