WV

Walter Vollenweider

SA Siemens Aktiengesellschaft: 3 patents #4,667 of 22,248Top 25%
SA Siemens Schweiz Ag: 2 patents #48 of 341Top 15%
Overall (All Time): #921,588 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11869327 Fire or smoke alarm Mathias Staeger 2024-01-09
10573167 Fire detector with a scattered light arrangement 2020-02-25
8994942 Method for identifying interference object in scatter volume of optical fire detector and optical fire detector 2015-03-31
8587442 Smoke alarm with temporal evaluation of a backscatter signal, test method for the functional capability of a smoke alarm Markus Loepfe, Kurt Muller, Georges A. Tenchio 2013-11-19
8546740 Evaluation of a difference signal between output signals of two receiving devices in a sensor apparatus 2013-10-01