ZR
Zinken-Sommer, Rainer, Dipl.-Ing.
Rosenheim, Germany
Zinken-Sommer, Rainer, Dipl.-Ing. is a patent firm in Rosenheim, Germany, Rated for european patent work on the cumulative record, one of 4,380 firms filing in Germany, strongest in Vehicles, Operations and Physics, acting for DB Netz AG, Deutsche Bahn AG and FEW Blankenburg GmbH.
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IPRATE.EURated
PATENTS · 2026
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
42
Success Rate
60.5%
Volume71
Success72
Speed82
Durability20
RenewalsN/A
Domestic95
Practice profile
Top classes
Vehicles(2%) · IPC B60T17/22Operations(2%) · IPC B61D19/00Physics(2%) · IPC G07B15/02
Top clients
- DB Netz AG
- Deutsche Bahn AG
- FEW Blankenburg GmbH
- DB Systel GmbH
- DB Fernverkehr AG