JD

Jan Marinus Van Doorn

EB Exsilent Research B.V.: 2 patents #4 of 12Top 35%
SB Sonion Nederland B.V.: 1 patents #60 of 106Top 60%
📍 Alkmaar, NL: #19 of 153 inventorsTop 15%
Overall (All Time): #1,474,249 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9906880 Listening support device, in particular a hearing aid, and a compressible case for application therewith Randall Carey Dillon, Mark A. Bren, Timothy S. Peterson 2018-02-27
9143871 Micro converter, audio device and hearing aid 2015-09-22
7072482 Microphone with improved sound inlet port Mike Geskus, Thomas Raymann 2006-07-04