EK

Erwin Kuipers

SA Sonova Ag: 4 patents #8 of 98Top 9%
📍 Wolfhausen, CH: #1 of 3 inventorsTop 35%
Overall (2021): #50,699 of 548,734Top 10%
4
Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11197109 Hearing device with active vent comprising solenoid Christian Landolt, Christian Frei, Manuel Weibel 2021-12-07
11122358 Hearing device comprising a vent with an adjustable acoustic valve 2021-09-14
11082781 Ear piece with active vent control 2021-08-03
10939215 Avoidance of user discomfort due to pressure differences by vent valve, and associated systems and methods 2021-03-02