HK
Hajo Köster
Germany
Hajo Köster is a patent attorney at Patentanw. Köster, Hajo, Dipl.-Chem. Dr.rer.nat. in Germany, Rated for european patent work on the cumulative record, rated in a market of 4,381 firms filing in Germany, strongest in Food and Measuring, acting for N.V. Nutricia, Zumbach Electronic AG and Ebner, Stefan.
Patentanw. Köster, Hajo, Dipl.-Chem. Dr.rer.nat.
Rated in a market of 4,381 firms filing in Germany
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IPRATE.EURated
PATENTS · 2026
Confidence
Good Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Good Confidence
Archetype
Full-Service Generalist
Distinct Clients
33
Success Rate
100.0%
Volume70
Success53
Speed41
Durability25
RenewalsN/A
Domestic33
Practice profile
Top classes
Food(3%) · IPC A23L1/29Measuring(3%) · IPC G01B11/24
Top clients
- N.V. Nutricia
- Zumbach Electronic AG
- Ebner, Stefan
- Specialized Bicycle Components, Inc.
- Aschauer, Peter