CF

Christian Frei-Krumme

SA Sonova Ag: 2 patents #4 of 68Top 6%
📍 Brig, CH: #1 of 4 inventorsTop 25%
Overall (2023): #167,915 of 537,848Top 35%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
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