Inventor
ISHIHARA YUKO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “ISHIHARA YUKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
7 patentsUS5480965AJan 2, 1996
Readily soluble, amorphous polyimide, and preparation process of same
MITSUI TOATSU CHEMICALS14 citations73
US5260388ANov 9, 1993
Polyimide and process for the preparation thereof
MITSUI TOATSU CHEMICALS9 citations73
US5231160AJul 27, 1993
Aromatic diamine compound, preparation process of same and polyimide prepared from same
MITSUI TOATSU CHEMICALS10 citations73
US5798422AAug 25, 1998
Aromatic hydroxycarboxylic acid resins and their use
MITSUI TOATSU CHEMICALS3 citations62
US5354890AOct 11, 1994
Aromatic diamine intermediates useful in the preparation of polyimides
MITSUI TOATSU CHEMICALS0 citations52
US5322962AJun 21, 1994
Aromatic diamine intermediates useful in the preparation of polyimide
MITSUI TOATSU CHEMICALS0 citations52
US5710334AJan 20, 1998
Aromatic dinitro and diamino intermediates
MITSUI TOATSU CHEMICALS1 citations51