RH

Roger Holle

Dr. Ing. H.C. F. Porsche Ag: 1 patents #1,158 of 2,421Top 50%
📍 Maulbronn, DE: #28 of 59 inventorsTop 50%
Overall (All Time): #3,496,657 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6824591 Air filter for an internal combustion engine Michael Wessels, Bernd Mueller 2004-11-30