HH

Herbert Hartnack

SA Siemens Aktiengesellschaft: 2 patents #81 of 1,235Top 7%
Overall (2005): #54,372 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6955862 Fuel cell block Josef Lersch, Arno Mattejat 2005-10-18
6849351 Low-temperature fuel cell Josef Lersch, Arno Mattejat, Karl Strasser 2005-02-01