MR

Martin Rahn

SA Sonova Ag: 2 patents #9 of 54Top 20%
📍 Frankfurt am Main, DE: #41 of 222 inventorsTop 20%
Overall (2017): #125,780 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9749759 Sound tube for an earpiece, sound tube arrangement, earpiece with such a sound tube or sound tube arrangement and hearing device with such an earpiece Jonas Meyer, Christoph Leist, Roland Hug, Sven Keller, Marco Breitler 2017-08-29
9668067 Hearing device with improved low frequency response and method for manufacturing such a hearing device Roland Hug 2017-05-30