SA

Symon Ronald Appel

KN Koninklijke Kpn N.V.: 1 patents #116 of 298Top 40%
📍 Haarlem, NL: #116 of 252 inventorsTop 50%
Overall (All Time): #3,354,751 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7366663 Measuring a talking quality of a telephone link in a telecommunications network John Gerard Beerends, Andries Pieter Hekstra 2008-04-29