RP

Ralf Pfennigwerth

Volkswagen: 2 patents #811 of 3,450Top 25%
📍 Lehre, DE: #33 of 120 inventorsTop 30%
Overall (All Time): #1,736,837 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12415424 Method for analyzing the condition of a traction battery, and motor vehicle Christian Wick, Gerd Stoehr 2025-09-16
11180040 Charging device for electrically charging and discharging a traction battery of an electric car, and charging system for same Jan Giebel, Karsten Rowold, Carsten Busse 2021-11-23