Inventor

HONDO TADAHIRO

JP2 patents

Patents

2 patents

US4178431ADec 11, 1979

Aromatic copolyamide fiber from benzidine sulfone or diamino phenanthridone

UBE INDUSTRIES17 citations67

US4373087AFeb 8, 1983

O-Tolidine sulfone based copolyamide fiber

UBE INDUSTRIES1 citations48