Inventor
YAZAWA CHIHIRO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “YAZAWA CHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IHARA CHEMICAL IND CO
16 patentsUS4289916ASep 15, 1981
Process for producing p-chloroalkylbenzene
IHARA CHEMICAL IND CO28 citations79
US4476318AOct 9, 1984
Process for the preparation of 1,3-propanediol bis(p-aminobenzoate)
IHARA CHEMICAL IND CO7 citations73
US4327204AApr 27, 1982
Process for producing polyurethane elastomer by mixing a hardener composition with an isocyanate composition
IHARA CHEMICAL IND CO18 citations72
US4246392AJan 20, 1981
Method for the preparation of polyurethane elastomers based on polyethyleneglycol-bis(4-aminobenzoates)
IHARA CHEMICAL IND CO8 citations72
US4254262AMar 3, 1981
Process for producing phenoxycarboxylic acid derivative
IHARA CHEMICAL IND CO10 citations71
US4390723AJun 28, 1983
Process for producing hydroxyphenyl aliphatic acid derivatives
IHARA CHEMICAL IND CO10 citations69
US4231963ANov 4, 1980
Process for producing aminophenol ether
IHARA CHEMICAL IND CO2 citations62
US4246425AJan 20, 1981
4-Chloro-3,5-diaminophenyl acetates and curing agent
IHARA CHEMICAL IND CO2 citations61
US4563209AJan 7, 1986
Aquatic organism inhibiting composition
IHARA CHEMICAL IND CO2 citations60
US4307034ADec 22, 1981
Inert organic solvent dispersion of alkali hydroxide and reaction using the same
IHARA CHEMICAL IND CO5 citations60
US4267317AMay 12, 1981
Process for producing phenoxyalkene derivative
IHARA CHEMICAL IND CO2 citations60
US4212831AJul 15, 1980
Process for producing triphenylphosphine
IHARA CHEMICAL IND CO2 citations59
US4342859AAug 3, 1982
Bis(aminophenylthioalkyl)terephthalate and hardener for polyurethane elastomer thereof
IHARA CHEMICAL IND CO4 citations58
US4280958AJul 28, 1981
Process for producing indoline derivative
IHARA CHEMICAL IND CO1 citations51
US4195037AMar 25, 1980
4-Alkoxy-3,5-diamino-α,α,α-trifluoromethyl-benzene and manufacture thereof and hardener for polyurethane elastomer thereof
IHARA CHEMICAL IND CO1 citations51
US4367345AJan 4, 1983
Process for producing tolylthiourea having high purity
IHARA CHEMICAL IND CO1 citations49