DR

Dion Ivo de Roo

SB Sonionmicrotronic Nederland B.V.: 1 patents #1 of 4Top 25%
📍 Voorburg, NL: #4 of 10 inventorsTop 40%
Overall (2004): #233,840 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6823073 Directional microphone assembly — 2004-11-23