IJ
Ir. J.H.W. Assendelft
Netherlands
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IPRATE.EUElite
PATENTS · 2026
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Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
96
Success Rate
97.9%
Volume72
Success32
Speed90
Durability58
RenewalsN/A
Domestic92
Practice profile
Top classes
Necessities(5%) · IPC A45C 11/18Construction(3%) · IPC E02D 27/52
Top clients
- VolkerRail Nederland B.V.
- VolkerWessels Intellectuele Eigendom B.V.
- VolkerWessels Nederland IE B.V.
- R.J. van Geer Beheer B.V.
- Strukton Rail Nederland B.V.