Sumitomo Chemical to Expand Photoresists
Sumitomo Electric develops high-quality 6-inch SiC substrate: commercializes “CrystEra®”
Sumitomo Electric: 2021 US to GaN device production for 5G: world’s largest share of 70%
ROHM: Significant reduction in the number of capacitors: Power supply tech “Nano Cap” established
COVID-19: NITRIDE, germicidal LED for medical use: new corona / inactivation verification