SW

Stephan Welzel

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #3,410,967 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7015410 Drive device for a switching tube with a fixed and movable contact part Jürgen Einschenk, Norbert Steinemer 2006-03-21