KL
Karlsson, Leif Gunnar Börje
Stockholm, Sweden
Karlsson, Leif Gunnar Börje is a patent firm in Stockholm, Sweden, Top Rated for european patent work on the cumulative record, one of 409 firms filing in Sweden, strongest in Power, Engineering and Components, acting for Roxtec AB, SWEP International AB and Telesteps AB.
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IPRATE.EUTop Rated
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
78
Success Rate
57.3%
Volume87
Success66
Speed64
Durability83
RenewalsN/A
Domestic64
Practice profile
Top classes
Power(4%) · IPC H02G3/22Engineering(3%) · IPC F28D9/00Components(2%) · IPC F16L5/08
Top clients
- Roxtec AB
- SWEP International AB
- Telesteps AB
- Security Alliance Stockholm Ab
- Haldex Brake Products AB