Inventor

KONISHI AKIHIKO

JP3 patents

Patents

3 patents

US3970640AJul 20, 1976

Process for the production of polyphenylene ethers having a desired polymerization degree

MITSUBISHI GAS CHEMICAL CO22 citations78

US4836859AJun 6, 1989

Method for treating contact lenses

MITSUBISHI GAS CHEMICAL CO17 citations71

US3962180AJun 8, 1976

Process for polymerizing phenols to produce polyphenylene oxides of low molecular weight

MITSUBISHI GAS CHEMICAL CO5 citations61