DF
Delumeau, François Guy
Paris, France
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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 · European · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
151
Success Rate
62.2%
Volume100
Success93
Speed43
Durability96
RenewalsN/A
Domestic11
Practice profile
Top classes
Telecom(4%) · IPC H04L29/06Computing(3%) · IPC G06F17/30
Top clients
- Xiaomi Inc.
- Orange
- Sony Corporation
- Murata Manufacturing Co. Ltd.
- Oberthur Technologies