DK

Detlef Koppen

📍 Murnau am Staffelsee, DE: #24 of 52 inventorsTop 50%
Overall (All Time): #3,920,664 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4803960 Internal combustion engine, particularly, a free-piston engine — 1989-02-14