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KN Koninklijke Ptt Nederland N.V.: 1 patents #49 of 160Top 35%
📍 The Hague, NL: #424 of 926 inventorsTop 50%
Overall (All Time): #3,787,570 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5479492 Televoting method and system Jan H. E. Hofstee, Petrus W. M. A. Hoogstraten 1995-12-26