Inventor · disambiguated record
Yasutoyo Kawashima
Also filed as: KAWASHIMA YASUTOYO
22 granted patents·7 pending applications·107 citations·filing 2006–2021
94Inventor score
Top patents by PatentIndex Score
29 records- 0196US11773266B2Polymer, molded body, foam, resin composition, and production method for polymerSUMITOMO CHEMICAL CO·Filed 2021·Granted Oct 3, 2023·2 cites·8 claims
- 0295US10370467B2PolymerSUMITOMO CHEMICAL CO·Filed 2015·Granted Aug 6, 2019·10 cites·11 claims
- 0395US8426525B2Ethylene based polymer composition and filmNOZUE YOSHINOBU·Filed 2008·Granted Apr 23, 2013·31 cites·2 claims
- 0495US8039554B2Ethylene-α-olefin copolymer, resin composition containing the same and molded article thereofSUMITOMO CHEMICAL CO·Filed 2006·Granted Oct 18, 2011·31 cites·14 claims
- 0593US11015060B2Polymer, molded body, foam, resin composition, and production method for polymerSUMITOMO CHEMICAL CO·Filed 2017·Granted May 25, 2021·4 cites·9 claims
- 0687US10717792B2PolymerSUMITOMO CHEMICAL CO·Filed 2019·Granted Jul 21, 2020·2 cites·3 claims
- 0782US8470947B2Ethylenic polymerKAWASHIMA YASUTOYO·Filed 2010·Granted Jun 25, 2013·3 cites·1 claims
- 0878US8501891B2Ethylene-α-olefin copolymer and molded articleNOZUE YOSHINOBU·Filed 2008·Granted Aug 6, 2013·4 cites·5 claims
- 0978US8076418B2Ethylene based polymer composition and filmNOZUE YOSHINOBU·Filed 2008·Granted Dec 13, 2011·4 cites·2 claims
- 1075US9919300B21-hexene production processSUMITOMO CHEMICAL CO·Filed 2016·Granted Mar 20, 2018·1 cites·6 claims
- 1175US7557172B2Ethylene-alpha-olefin copolymerSUMITOMO CHEMICAL CO·Filed 2006·Granted Jul 7, 2009·3 cites·5 claims
- 1273US8436101B2Ethylene-α-olefin copolymer and molded object thereofNOZUE YOSHINOBU·Filed 2009·Granted May 7, 2013·3 cites·4 claims
- 1370US8299195B2Ethylene homopolymerKAWASHIMA YASUTOYO·Filed 2009·Granted Oct 30, 2012·4 cites·2 claims
- 1467US7595371B2Ethylene-α-olefin copolymer and food packaging materialSUMITOMO CHEMICAL CO·Filed 2007·Granted Sep 29, 2009·1 cites·7 claims
- 1566US8871885B2Ethylene-a-olefin copolymer and molded articleNOZUE YOSHINOBU·Filed 2008·Granted Oct 28, 2014·1 cites·4 claims
- 1666US7485687B2Ethylene-α-olefin copolymer, molding thereof and process for producing the copolymerSUMITOMO CHEMICAL CO·Filed 2006·Granted Feb 3, 2009·1 cites·4 claims
- 1766US7473747B2Ethylene-α-olefin copolymer and molding thereofSUMITOMO CHEMICAL CO·Filed 2006·Granted Jan 6, 2009·1 cites·6 claims
- 1864US8410231B2Production process of olefin polymerKAWASHIMA YASUTOYO·Filed 2008·Granted Apr 2, 2013·1 cites·8 claims
- 1964US2015105237A1Catalytic component for trimerization and trimerization catalystSUMITOMO CHEMICAL CO·Filed 2014·Application pending·0 cites
- 2064US2015105572A1Transition metal complexSUMITOMO CHEMICAL CO·Filed 2014·Application pending·0 cites
- 2157US8420741B2Ethylene based polymer composition and filmNOZUE YOSHINOBU·Filed 2008·Granted Apr 16, 2013·0 cites·2 claims
- 2257US8258247B2Catalyst component for polymerization of ethylene and process for producing ethylene polymer (2)KAWASHIMA YASUTOYO·Filed 2009·Granted Sep 4, 2012·0 cites·2 claims
- 2349US2011021726A1Prepolymerization catalyst component and process for producing the sameSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 2448US2011136994A1Olefin polymerization catalyst and production process of olefin polymerSUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 2548US2010324243A1Catalyst component for polymerization of ethylene and process for producing ethylene polymer (1)KAWASHIMA YASUTOYO·Filed 2009·Application pending·0 cites
- 2648US2010310799A1ETHYLENE-a-OLEFIN COPOLYMER AND MOLDED ARTICLESUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 2746US9909002B2Resin composition, cross-linked product, and method for manufacturing cross-linked productSUMITOMO CHEMICAL CO·Filed 2015·Granted Mar 6, 2018·0 cites·3 claims
- 2838US11098229B2Resin composition and use thereofSUMITOMO CHEMICAL CO·Filed 2017·Granted Aug 24, 2021·0 cites·11 claims
- 2932US2012316310A1ETHYLENE-alpha-OLEFIN COPOLYMERNOMURA JUMMA·Filed 2010·Application pending·0 cites
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