P

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 patents
US4289916ASep 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

MORI KOGORO

1 patent