PH

Petrus W. M. A. Hoogstraten

KN Koninklijke Ptt Nederland N.V.: 1 patents #49 of 160Top 35%
📍 Dordrecht, NL: #74 of 163 inventorsTop 50%
Overall (All Time): #3,787,572 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5479492 Televoting method and system Jan H. E. Hofstee, Ad D. Kruif 1995-12-26