AK

August Kaelin

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
SA Siemens Schweiz Ag: 1 patents #109 of 341Top 35%
Overall (All Time): #2,125,699 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7777634 Scattered light smoke detector Dani Lippuner, Giuseppe Marbach 2010-08-17
5649010 Send filter for an echo canceler Peter Gysel, Bruno Wenger, Daniel Mueller 1997-07-15