Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PD

Peter B. Duin

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Nijmegen, NL: #457 of 900 inventorsTop 55%
Overall (All Time): #3,971,899 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4656592 Very large scale integrated circuit subdivided into isochronous regions, method for the machine-aided design of such a circuit, and method for the machine-aided testing of such a circuit Lambertus Spaanenburg, Roberto Woudsma, Arie A. van der Poel 1987-04-07