RH

Rittmar Helmolt

SA Siemens Aktiengesellschaft: 1 patents #212 of 1,164Top 20%
Overall (2003): #134,852 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6576357 Polymer electrolyte membrane fuel cell system and method for wetting and/or cooling a fuel cell stack 2003-06-10