Inventor · disambiguated record
Kohji Yamatsuta
Also filed as: YAMATSUTA KOHJI
13 granted patents·2 pending applications·363 citations·filing 1974–2005
94Inventor score
Top patents by PatentIndex Score
15 records- 0194US4515866AFiber-reinforced metallic composite materialSUMITOMO CHEMICAL CO·Filed 1983·Granted May 7, 1985·63 cites·9 claims
- 0292US5601493ADrive shaft made of fiber reinforced plastics, and method for connecting pipe made of fire-reinforced plasticsSUMITOMO CHEMICAL CO·Filed 1993·Granted Feb 11, 1997·67 cites·11 claims
- 0387US5309620AMethod of making a drive shaft made of fiber reinforced plastic with press-fit metallic end fittingsSUMITOMO CHEMICAL CO·Filed 1992·Granted May 10, 1994·76 cites·10 claims
- 0482US4444603AAluminum alloy reinforced with silica alumina fiberSUMITOMO CHEMICAL CO·Filed 1982·Granted Apr 24, 1984·35 cites·10 claims
- 0581US3972846ACurable urethane resin composition comprising a mixture of polyisocyanate, active hydrogen compound and diketo compoundSUMITOMO CHEMICAL CO·Filed 1974·Granted Aug 3, 1976·23 cites·6 claims
- 0678US4452865AProcess for producing fiber-reinforced metal composite materialSUMITOMO CHEMICAL CO·Filed 1982·Granted Jun 5, 1984·23 cites·16 claims
- 0766US4547435AMethod for preparing fiber-reinforced metal composite materialSUMITOMO CHEMICAL CO·Filed 1984·Granted Oct 15, 1985·12 cites·12 claims
- 0865US4489138AFiber-reinforced metal composite materialSUMITOMO CHEMICAL CO·Filed 1981·Granted Dec 18, 1984·16 cites·8 claims
- 0963US4526841AFiber-reinforced metal composite materialSUMITOMO CHEMICAL CO·Filed 1984·Granted Jul 2, 1985·11 cites·13 claims
- 1061US4465741AFiber-reinforced metal composite materialSUMITOMO CHEMICAL CO·Filed 1981·Granted Aug 14, 1984·13 cites·12 claims
- 1148US5369143AInorganic fiber having modified surface and its use for reinforcement of resinsSUMITOMO CHEMICAL CO·Filed 1993·Granted Nov 29, 1994·8 cites·17 claims
- 1247US6267576B1Mold assembly for making multilayer molded articleSUMITOMO CHEMICAL CO·Filed 1999·Granted Jul 31, 2001·11 cites·13 claims
- 1344US2005269324A1Resin boxTERASHIMA SEIJI·Filed 2005·Application pending·0 cites
- 1437US2003102361A1Resin boxFiled 2002·Application pending·0 cites
- 1534US5980805AMethod of making multilayer molded articleSUMITOMO CHEMICAL CO·Filed 1997·Granted Nov 9, 1999·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →