JH

Jan-Dirk Hartmann

UG Union Sils, Van De Loo & Co. Gmbh: 2 patents #2 of 7Top 30%
📍 Menden, DE: #49 of 153 inventorsTop 35%
Overall (All Time): #2,311,283 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D328796 Bicycle light — 1992-08-18
D286996 Bicycle pedal Bernd Voegler, Hubert Konzorr 1986-12-02