WT

Walter Topfer

Dr. Ing. H.C. F. Porsche Ag: 1 patents #17 of 74Top 25%
IA Ing. H.C. F. Porsche Aktiengesellschaft: 1 patents #1 of 9Top 15%
📍 Iptingen, DE: #1 of 1 inventorsTop 100%
Overall (1997): #20,392 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5623900 Internal-combustion engine comprising an intake system Franz Eberle, Dietmar Kruger, Norbert Kleinehakenkamp, Michail I. Fesina, Rudolf N. Starobinskij +2 more 1997-04-29
5603295 Internal-combustion engine comprising an intake system Franz Eberle, Dietmar Kruger, Norbert Kleinehakenkamp, Michail I. Fesina, Rudolf N. Starobinskij +2 more 1997-02-18