II
IPS Irsch
Frauenfeld, Switzerland
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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
73
Success Rate
64.4%
Volume100
Success93
Speed74
Durability18
RenewalsN/A
Domestic57
Practice profile
Top classes
Engineering(2%) · IPC F04D1/06Chemistry(1%) · IPC C23C4/12
Top clients
- Sulzer Management AG
- Levitronix GmbH
- Oerlikon Metco (US) Inc.
- Wärtsilä Schweiz AG
- Winterthur Gas & Diesel AG