Inventor
HASHIBA ISAO
JP17 patents
Patents
17 patentsUS5880309AMar 9, 1999
Phenylphosphonic acid derivative and production process therefor
NISSAN CHEMICAL IND LTD28 citations91
US5792867AAug 11, 1998
Method of alkylating of triazine derivatives
NISSAN CHEMICAL IND LTD8 citations72
US4970336ANov 13, 1990
Method of purifying α-substituted acetic acids
NISSAN CHEMICAL IND LTD8 citations68
US4625053ANov 25, 1986
Process for preparing optically active 2-(4-hydroxy-phenoxy) propionic acid compounds
NISSAN CHEMICAL IND LTD12 citations67
US5786479AJul 28, 1998
Process for producing a 6-subsitituted 2(1H)-quinoxalinone
NISSAN CHEMICAL IND LTD4 citations62
US6340762B2Jan 22, 2002
Method for optical resolution of piperidine carboxylic acid derivative
NISSAN CHEMICAL IND LTD4 citations61
US4537984AAug 27, 1985
Process for producing 2-(4-hydroxyphenoxy) propionate derivatives
NISSAN CHEMICAL IND LTD4 citations58
US6878824B2Apr 12, 2005
Process for preparing N-methylated melamines
NISSAN CHEMICAL IND LTD0 citations51
US6855845B2Feb 15, 2005
Process for the preparing bromoisophithalic acid compound
NISSAN CHEMICAL IND LTD0 citations51
US5391760AFeb 21, 1995
Process for producing n-alkylpyrazoles
NISSAN CHEMICAL IND LTD0 citations51
US5153329AOct 6, 1992
Process for producing n-alkylpyrazoles
NISSAN CHEMICAL IND LTD0 citations51
US4242522ADec 30, 1980
O-(N-Allyl-2,6-dichloroanilino)phenylacetic acid derivative and a process for preparing the same
NISSAN CHEMICAL IND LTD1 citations50
US5847199ADec 8, 1998
Derivative of phosphonic acid and process for the preparation thereof
NISSAN CHEMICAL IND LTD0 citations49
US4188343AFeb 12, 1980
Process for preparing anthranylaldehyde derivatives
NISSAN CHEMICAL IND LTD1 citations48
US6222074B1Apr 24, 2001
Process for preparation of 4,6-diaminoresorcinol or salts thereof
NISSAN CHEMICAL IND LTD1 citations47
US6130332AOct 10, 2000
Method of alkylating triazine derivatives
NISSAN CHEMICAL IND LTD0 citations39
US5962740AOct 5, 1999
Processes for producing 4,6-bis (substituted)phenylazoresorcinols
NISSAN CHEMICAL IND LTD0 citations38