Inventor
YAMATSUTA KOHJI
JP13 patents
Patents
13 patentsUS5601493AFeb 11, 1997
Drive shaft made of fiber reinforced plastics, and method for connecting pipe made of fire-reinforced plastics
SUMITOMO CHEMICAL CO67 citations94
US5309620AMay 10, 1994
Method of making a drive shaft made of fiber reinforced plastic with press-fit metallic end fittings
SUMITOMO CHEMICAL CO76 citations94
US4515866AMay 7, 1985
Fiber-reinforced metallic composite material
SUMITOMO CHEMICAL CO63 citations94
US4444603AApr 24, 1984
Aluminum alloy reinforced with silica alumina fiber
SUMITOMO CHEMICAL CO35 citations92
US4489138ADec 18, 1984
Fiber-reinforced metal composite material
SUMITOMO CHEMICAL CO16 citations81
US4452865AJun 5, 1984
Process for producing fiber-reinforced metal composite material
SUMITOMO CHEMICAL CO23 citations81
US3972846AAug 3, 1976
Curable urethane resin composition comprising a mixture of polyisocyanate, active hydrogen compound and diketo compound
SUMITOMO CHEMICAL CO23 citations81
US5369143ANov 29, 1994
Inorganic fiber having modified surface and its use for reinforcement of resins
SUMITOMO CHEMICAL CO8 citations73
US4547435AOct 15, 1985
Method for preparing fiber-reinforced metal composite material
SUMITOMO CHEMICAL CO12 citations73
US4526841AJul 2, 1985
Fiber-reinforced metal composite material
SUMITOMO CHEMICAL CO11 citations73
US4465741AAug 14, 1984
Fiber-reinforced metal composite material
SUMITOMO CHEMICAL CO13 citations73
US6267576B1Jul 31, 2001
Mold assembly for making multilayer molded article
SUMITOMO CHEMICAL CO11 citations71
US5980805ANov 9, 1999
Method of making multilayer molded article
SUMITOMO CHEMICAL CO5 citations60