Inventor
KATSUO KENICHI
JP6 patents
Patents
6 patentsUS4824929AApr 25, 1989
Polymeric antioxidant and process for production thereof
TOYO BOSEKI50 citations94
US5616676AApr 1, 1997
Thermosetting polyurethane-urea elastic yarn and process thereof
TOYO BOSEKI19 citations81
US4963310AOct 16, 1990
Process for production of polyester polyurethane elastomeric fibers
TOYO BOSEKI12 citations72
US4072664AFeb 7, 1978
Aromatic polyamides from N,N'-bis(p-aminobenzoyl)ethylene diamine
TOYO BOSEKI8 citations70
US4011203AMar 8, 1977
Aromatic polyamide from piperazine, p-phenylene diamine and terephthaloyl halide
TOYO BOSEKI8 citations69
US4562239ADec 31, 1985
Urethane polymers containing a tertiary nitrogen atom, and their production
TOYO BOSEKI3 citations54