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Sumitomo Electric Has Commenced Long-Term Demonstration of High-Temperature Superconducting Power Distribution System
Sumitomo Electric Develops High-Efficiency Broadband Power Amplifier Compliant with Next Generation Mobile Communication Standards
Sumitomo Electric Receives the World’s First Thunderbolt Certification for the Optical Thunderbolt Cable, and Starts Mass Production
EV Quick-Charger Connector Assembly (CHAdeMO Conformity)SEVD-01
Demonstrating Megawatt-Class Power Generation/Storage System at Yokohama Works
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