DD
Dipl.-Phys. Dr.rer.nat. Hans-Herbert Stoffregen
Hanau, Germany
Dipl.-Phys. Dr.rer.nat. Hans-Herbert Stoffregen is a patent firm in Hanau, Germany, Rated for european patent work on the cumulative record, one of 4,380 firms filing in Germany, strongest in Optics, Operations and Electrical, acting for US Conec Ltd., Schneider Electric Automation GmbH and Werth Messtechnik 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
160
Success Rate
72.9%
Volume92
Success92
Speed35
Durability19
RenewalsN/A
Domestic84
Practice profile
Top classes
Optics(2%) · IPC G02B6/38Operations(1%) · IPC B23K20/10Electrical(1%) · IPC H01R43/02
Top clients
- US Conec Ltd.
- Schneider Electric Automation GmbH
- Werth Messtechnik GmbH
- DeguDent GmbH
- Schunk Sonosystems GmbH