PD

Patrick Dreher

GH Getrag Getriebe- Und Zahnradfabrik Hermann Hagen: 2 patents #30 of 163Top 20%
📍 Bad Dürrheim, DE: #21 of 63 inventorsTop 35%
Overall (All Time): #2,127,504 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7806804 Method for shifting a gear in a multi-stage gearbox of a motor vehicle as a function of the drive input shaft rotational speed Martin Seufert 2010-10-05
7472616 Step-by-step variable transmission and method for controlling the same Martin Seufert, Frank Nageleisen 2009-01-06