CF

Christian Frei-Krumme

SA Sonova Ag: 4 patents #64 of 295Top 25%
📍 Brig, CH: #24 of 80 inventorsTop 30%
Overall (All Time): #1,113,309 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12063478 Custom hearing device equipped with optical sensors for biometrical sensing Konstantin Silberzahn, Markus Leuthold, Markus Müller 2024-08-13
11792564 Hearing device comprising a vent and an acoustic valve Erwin Kuipers, Manuel Weibel, Maxi Susanne Moritz 2023-10-17
11647950 Hearing device with optical sensor at spout Hans-Ueli Roeck, Konstantin Silberzahn, Markus Müller, Markus Leuthold 2023-05-16
9654884 Method of fitting a hearing instrument, and impression tool Roland Hug, Alfred Stirnemann, Daniel Probst, Hilmar Meier, Martin Roth +1 more 2017-05-16