LS Electric Nixes Rootech Power Measurement Patent on September 05, 2025 Korea Patent Court LS Electric Patent invalidation Power Measurement System Rootech +
LS Electric Challenges Rootech Power Monitoring Patents In Korea on June 02, 2025 LS Electric monitoring power Rootech +
LS Electric's Transformer Patent for HVDC Systems Canceled in Korea on September 21, 2024 HVDC LS Electric patent patentrip +