Inventor
MIZUTA HIDEKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “MIZUTA HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
10 patentsUS5719256AFeb 17, 1998
Process for preparing polycondensation polymer compound
MITSUI TOATSU CHEMICALS20 citations92
US5136086AAug 4, 1992
Preparation process of aliphatic isocyanate
MITSUI TOATSU CHEMICALS19 citations82
US4731453AMar 15, 1988
Process for producing 1, 3-dialkyl-2-imidazolidinone
MITSUI TOATSU CHEMICALS11 citations73
US4625062ANov 25, 1986
Process for producing 4-alkoxyanilines
MITSUI TOATSU CHEMICALS7 citations73
US5750779AMay 12, 1998
Preparation process of acyl halide or sulfonyl halide
MITSUI TOATSU CHEMICALS4 citations62
US5594149AJan 14, 1997
Process for producing 1,3-dialkyl-2-imidazolidinone
MITSUI TOATSU CHEMICALS4 citations62
US4755617AJul 5, 1988
Process for the preparation of 4'-hydroxybiphenyl-4-carboxyl acid
MITSUI TOATSU CHEMICALS2 citations62
US4785132ANov 15, 1988
Process for preparing cyclohexanonecarboxylic acid compounds
MITSUI TOATSU CHEMICALS1 citations52
US5583256ADec 10, 1996
Process for producing 1,3-dialkyl-2-imidazolidinone
MITSUI TOATSU CHEMICALS0 citations51
US5514793AMay 7, 1996
1,3,6-trialkylhexahydro-1,3,6-triazocine-2-on and preparation process thereof
MITSUI TOATSU CHEMICALS0 citations51
MITSUI CHEMICALS INC
5 patentsUS6242651B1Jun 5, 2001
Process for the preparation of N,N′-dialkylalkanediamines
MITSUI CHEMICALS INC2 citations58
US6359180B1Mar 19, 2002
Production method of 4,6-diaminoresorcin
MITSUI CHEMICALS INC1 citations56
US5872260AFeb 16, 1999
High purity 1,3-dialkyl-2-imidazolidinone and preparation process of same
MITSUI CHEMICALS INC0 citations49
US6828461B2Dec 7, 2004
Process for producing 1,5-diaminonaphthalene
MITSUI CHEMICALS INC1 citations47
US6974881B2Dec 13, 2005
Production method of 4,6-diaminoresorcin
MITSUI CHEMICALS INC0 citations45