Inventor

TSUCHIKO AKIRA

JP5 patents

Patents

5 patents

US11877397B2Jan 16, 2024

Printed circuit board

SUMITOMO ELECTRIC INDUSTRIES2 citations68

US12144122B2Nov 12, 2024

Method of manufacturing printed circuit board

SUMITOMO ELECTRIC INDUSTRIES2 citations67

US12371798B2Jul 29, 2025

Regenerating method of removal liquid and regenerated removal liquid preliminary

SUMITOMO ELECTRIC INDUSTRIES0 citations57

US11973197B2Apr 30, 2024

Lead wire for nonaqueous electrolyte battery, insulating film and nonaqueous electrolyte battery

SUMITOMO ELECTRIC INDUSTRIES0 citations49

US12177973B2Dec 24, 2024

Printed wiring board

SUMITOMO ELECTRIC INDUSTRIES0 citations47