SW

Siegfried Winkelmann

ZA Zahnradfabrik Friedrichshafen Ag: 6 patents #17 of 267Top 7%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
ZA Zf Friedrichshafen Ag: 1 patents #1,366 of 2,695Top 55%
📍 Tettnang, DE: #30 of 246 inventorsTop 15%
Overall (All Time): #767,286 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5256109 Drive device Horst Rogner 1993-10-26
5133325 Mechanical drive mechanism for a supercharger of an internal combustion engine 1992-07-28
5105793 Mechanical driving mechanism of a supercharger for an internal combustion engine Karl Schlichtig, Harald Breisch 1992-04-21
5063904 Mechanically driven supercharger for an internal combustion engine Karl Schlichtig, Harald Breisch 1991-11-12
4402374 Individual-wheel drive for vehicles Walter Knur 1983-09-06
4388973 Direct drill bit drive Horst Schulz 1983-06-21
4387794 Single-surface electromagnetically operated clutch/brake unit Rudolf Schneider 1983-06-14