Inventor
HAYASHI KOUZOU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI KOUZOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
7 patentsUS5159045AOct 27, 1992
Polyisocyanato-isocyanurate, and preparation process and use of the same
MITSUI TOATSU CHEMICALS44 citations91
US5126426AJun 30, 1992
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof
MITSUI TOATSU CHEMICALS5 citations72
US5124429AJun 23, 1992
Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereof
MITSUI TOATSU CHEMICALS2 citations61
US5091496AFeb 25, 1992
Polyisocyanatoalkylphenyl-isocyanurates, method for the preparation thereof and use thereof
MITSUI TOATSU CHEMICALS2 citations61
US5336749AAug 9, 1994
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof
MITSUI TOATSU CHEMICALS0 citations51
US5210286AMay 11, 1993
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isocyanurates and method for the preparation thereof
MITSUI TOATSU CHEMICALS0 citations51
US5171468ADec 15, 1992
Aromatic polyisocyanate
MITSUI TOATSU CHEMICALS1 citations49