Strainlabs AB Patents

Patent portfolio assigned to Strainlabs AB (verified via public assignee records). Estimated patent count: 1. Swedish IndTech firm: smart/sensorised bolts ('Internet of Bolts') with patented LED-sensor preload monitoring. Google Patents lists Strainlabs AB as assignee of WO2015150544 'Intelligent bolt and system therefor' (priority 2014) -> has_patents=true; patent_count_estimate=1 is the confirmed minimum. Vossloh integrates the system into its railway switches; Railway Metrics & Dynamics is a partner; Trafikverket deploys the sensors across the Swedish railway switch network. No direct competitors sourced.