Inventor · disambiguated record
Masahide Murata
Also filed as: MURATA MASAHIDE
26 granted patents·1 pending application·823 citations·filing 1986–2014
97Inventor score
Files withTOA NENRYO KOGYO KK8TONEN CORP6EXXON CHEMICAL PATENTS INC4JP THE AGENCY OF IND SCIENCE A2AGENCY IND SCIENCE TECHN1
Top patents by PatentIndex Score
27 records- 0197US5240894AMethod for making and using a supported metallocene catalyst systemEXXON CHEMICAL PATENTS INC·Filed 1992·Granted Aug 31, 1993·320 cites·7 claims
- 0294US5554704AControlled particle size polyolefins from silica supported prepolymerized matallocene catalystEXXON CHEMICAL PATENTS INC·Filed 1994·Granted Sep 10, 1996·92 cites·9 claims
- 0393US5223465AOlefin polymerization catalystTONEN CORP·Filed 1991·Granted Jun 29, 1993·97 cites·1 claims
- 0486US5541350AAmido silyldiyl bridged catalyst components, methods of making and usingEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Jul 30, 1996·46 cites·3 claims
- 0583US9751961B2Catalyst component for olefin polymerization, catalyst for olefin polymerization, and process for producing olefin (co)polymer using the sameJAPAN POLYPROPYLENE CORP·Filed 2014·Granted Sep 5, 2017·5 cites·10 claims
- 0672US5061667ACatalytic component for olefin polymerizationTOG NENRYO KOGYO KK TONEN CORP·Filed 1990·Granted Oct 29, 1991·42 cites·7 claims
- 0771US7026406B1Syndiotactic styrene polymers and process for the production thereofJAPAN CHEMICAL INNOVATION INST·Filed 2000·Granted Apr 11, 2006·11 cites·10 claims
- 0870US5177043Aα-olefin polymerization catalyst componentTONEN SEKIYUKAGAKU KK·Filed 1990·Granted Jan 5, 1993·37 cites·3 claims
- 0968US4814312AMethod for production of catalyst component for olefin polymerizationTOA NENRYO KOGYO KK·Filed 1987·Granted Mar 21, 1989·17 cites·11 claims
- 1065US5059658AMethod of producing modified polypropyleneTONEN SEKIYAGAKU KABUSHIKI KAI·Filed 1990·Granted Oct 22, 1991·22 cites·11 claims
- 1165US4942148ACatalyst component for olefin polymerizationTOA NENRYO KOGYO KK·Filed 1988·Granted Jul 17, 1990·15 cites·2 claims
- 1264US4814313AMethod of production of catalyst carrier for polymerization of olefinTOA NENRYO KOGYO KK·Filed 1987·Granted Mar 21, 1989·14 cites·8 claims
- 1363US5486585AAmidosilyldiyl bridged catalysts and method of polymerization using said catalysts.EXXON CHEMICAL PATENTS INC·Filed 1993·Granted Jan 23, 1996·12 cites·19 claims
- 1462US4950630AMethod for production of catalyst component for olefin polymerizationTOA NENRYO KOGYO KK·Filed 1988·Granted Aug 21, 1990·13 cites·5 claims
- 1562US4754006AProcess for producing catalyst ingredient for use in olefin polymerizationTOA NENRYO KOGYO KK·Filed 1987·Granted Jun 28, 1988·11 cites·7 claims
- 1661US6787617B1Process for producing olefin living polymerJP THE AGENCY OF IND SCIENCE A·Filed 2000·Granted Sep 7, 2004·6 cites·20 claims
- 1751US4960743AMethod for production of catalyst carrier for polymerization of olefinTOA NENRYO KOGYO KK·Filed 1988·Granted Oct 2, 1990·8 cites·5 claims
- 1850US6653430B1Butadiene polymers and process for producing conjugated diene polymersJP THE AGENCY OF IND SCIENCE A·Filed 1999·Granted Nov 25, 2003·10 cites·8 claims
- 1946US5747595ACatalyst for the polymerization of olefines and processes for the polymerization of olefines using the sameTONEN CORP·Filed 1996·Granted May 5, 1998·16 cites·14 claims
- 2046US5132261AOlefin polymerization catalyst componentTONEN CORP·Filed 1990·Granted Jul 21, 1992·7 cites·1 claims
- 2144US4737481AProcess for producing catalyst ingredient for use in olefin polymerizationTOA NENRYO KOGYO KK·Filed 1986·Granted Apr 12, 1988·4 cites·6 claims
- 2243US4814311AMethod for production of catalyst component for olefin polymerization (P-1292)TOA NENRYO KOGYO KK·Filed 1987·Granted Mar 21, 1989·5 cites·11 claims
- 2342US2005140534A1Resistance voltage divider circuit, liquid crystal display driving apparatus using resistance voltage divider circuit, and liquid crystal display apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 2441US5130283AOlefin polymerization catalyst componentTONEN CORP·Filed 1990·Granted Jul 14, 1992·5 cites·1 claims
- 2540US5856549ASilane compound and process for the preparation thereofTONEN CORP·Filed 1996·Granted Jan 5, 1999·2 cites·2 claims
- 2635US5114896AProcess for the production of a catalytic component for the polymerization of olefinsTONEN CORP·Filed 1990·Granted May 19, 1992·3 cites·1 claims
- 2733US6455649B1Catalyst for producing living olefin polymer and process for producing the polymerAGENCY IND SCIENCE TECHN·Filed 1998·Granted Sep 24, 2002·3 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Masahide Murata files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →