Inventor · disambiguated record
Shunichi Koyanagi
Also filed as: FUSHIMI KENJI · HASEGAWA NIICHIRO · KOYANAGI SHUNICHI
10 granted patents·165 citations·filing 1974–1987
90Inventor score
Technology areasC08F
Files withSHINETSU CHEMICAL CO10
Top patents by PatentIndex Score
10 records- 0187US4758639AProcess for production of vinyl polymerSHINETSU CHEMICAL CO·Filed 1987·Granted Jul 19, 1988·55 cites·11 claims
- 0276US4105839AMethod for polymerizing ethylenically unsaturated monomers in order to eliminate polymer depositionSHINETSU CHEMICAL CO·Filed 1976·Granted Aug 8, 1978·20 cites·13 claims
- 0375US4180634APolymerizing vinyl chloride with lowering of scale formationSHINETSU CHEMICAL CO·Filed 1978·Granted Dec 25, 1979·18 cites·9 claims
- 0474US4757124AProcess for production of vinyl chloride polymerSHINETSU CHEMICAL CO·Filed 1987·Granted Jul 12, 1988·22 cites·12 claims
- 0564US4232141AMethod for the preparation of vinyl chloride polymersSHINETSU CHEMICAL CO·Filed 1978·Granted Nov 4, 1980·12 cites·9 claims
- 0661US4090015AMethod for polymerizing dienic monomersSHINETSU CHEMICAL CO·Filed 1977·Granted May 16, 1978·11 cites·11 claims
- 0760US4173696AMethod for the polymerization of vinyl monomersSHINETSU CHEMICAL CO·Filed 1978·Granted Nov 6, 1979·10 cites·23 claims
- 0857US3945958AMethod for suspension-polymerizing vinyl chlorideSHINETSU CHEMICAL CO·Filed 1974·Granted Mar 23, 1976·8 cites·6 claims
- 0948US4136242AMethod for suspension-polymerizing vinyl chlorideSHINETSU CHEMICAL CO·Filed 1977·Granted Jan 23, 1979·7 cites·7 claims
- 1034US4528336AMethod for preventing polymer scale deposition in polymerization of ethylenically unsaturated monomersSHINETSU CHEMICAL CO·Filed 1982·Granted Jul 9, 1985·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →