KS
Kessler, Stephan
Switzerland
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IPRATE.EUSelect
PATENTS · 2026
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Confidence
Moderate Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Moderate Confidence
Archetype
Full-Service Generalist
Distinct Clients
9
Success Rate
10.0%
Volume39
Success52
Speed51
Durability49
RenewalsN/A
Domestic47
Practice profile
Top classes
Medical(5%) · IPC A61B17/70// G01N1/38(3%)Furniture(3%) · IPC A47K7/04
Top clients
- X-spine Systems, Inc.
- CTC Analytics AG
- MDC Max Daetwyler AG St. Gallen
- Fluid Solids AG
- Glas Trösch Holding AG