FA

Franz Ammann

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
Overall (All Time): #2,231,751 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6308774 Method for the cleaning of heat exchange tubes and collecting device for the collection of deposits from heat exchange tubes Georg Krämer 2001-10-30
5883512 Checking heat exchanger tubes with an eddy-current integrity test Klaus Streit 1999-03-16