Inventor

OKAMOTO GORO

JP4 patents

Patents

4 patents

US4798769AJan 17, 1989

Electrode supporting conduit tube for electrical heating of underground hydrocarbon resources

MITSUBISHI ELECTRIC CORP7 citations72

US4794049ADec 27, 1988

Electrode supporting conduit tube for electrical heating or underground hydrocarbon resources

MITSUBISHI ELECTRIC CORP8 citations72

US4577664AMar 25, 1986

Conduit tube of an electrode device for electrically heating underground hydrocarbon resources

MITSUBISHI ELECTRIC CORP14 citations72

US5034436AJul 23, 1991

Semiconductor sealing epoxy resin composition

MITSUBISHI ELECTRIC CORP4 citations61