Inventor · disambiguated record
Atsushi Shibahara
Also filed as: SHIBAHARA ATSUSHI
19 granted patents·1 pending application·152 citations·filing 1998–2020
94Inventor score
Top patents by PatentIndex Score
20 records- 0196US7649062B2Solid titanium catalyst component, catalyst for polymerization of olefin and process for producing olefin polymerMITSUI CHEMICALS INC·Filed 2007·Granted Jan 19, 2010·39 cites·9 claims
- 0291US7888438B2Catalyst for olefin polymerization and process for olefin polymerizationMITSUI CHEMICALS INC·Filed 2007·Granted Feb 15, 2011·17 cites·15 claims
- 0391US7888437B2Process for producing olefin polymer and solid titanium catalyst componentMITSUI CHEMICALS INC·Filed 2006·Granted Feb 15, 2011·16 cites·8 claims
- 0490US10150823B2Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production methodMITSUI CHEMICALS INC·Filed 2017·Granted Dec 11, 2018·3 cites·9 claims
- 0586US9676879B2Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production methodMITSUI CHEMICALS INC·Filed 2014·Granted Jun 13, 2017·5 cites·6 claims
- 0682US10870715B2Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production methodMITSUI CHEMICALS INC·Filed 2018·Granted Dec 22, 2020·1 cites·18 claims
- 0781US8629075B2Solid titanium catalyst component, olefin polymerization catalyst, and process for producing olefin polymerMATSUMOTO TETSUHIRO·Filed 2010·Granted Jan 14, 2014·4 cites·9 claims
- 0881US8258361B2Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalystsSUZUKI YASUHIKO·Filed 2008·Granted Sep 4, 2012·5 cites·15 claims
- 0980US6469224B1Process for preparation of substituted aromatic compoundMITSUI CHEMICALS INC·Filed 2001·Granted Oct 22, 2002·11 cites·17 claims
- 1068US6130346AProcess for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxideMITSUI CHEMICALS INC·Filed 1999·Granted Oct 10, 2000·11 cites·17 claims
- 1164US6255537B1Process for preparing poly(alkylene oxide)MITSUI CHEMICALS INC·Filed 1999·Granted Jul 3, 2001·17 cites·36 claims
- 1264US6153794APhosphine sulfide, a manufacturing process therefor and use thereofMITSUI CHEMICALS INC·Filed 1999·Granted Nov 28, 2000·9 cites·20 claims
- 1361US6528599B1Method for preparing living polymer in the presence of phosphazenium saltMITSUI CHEMICALS INC·Filed 2000·Granted Mar 4, 2003·5 cites·24 claims
- 1456US6762259B2Process for the production of living (co)polymers and use of the (co)polymersMITSUI CHEMICALS INC·Filed 2001·Granted Jul 13, 2004·3 cites·17 claims
- 1550US2022145052A1Propylene resin composition, shaped article and propylene polymerMITSUI CHEMICALS INC·Filed 2020·Application pending·0 cites
- 1649US6090980APreparation process of iminotris ( Dimethylamino) phosphoraneMITSUI CHEMICALS INC·Filed 1998·Granted Jul 18, 2000·4 cites·19 claims
- 1746US9616421B2Catalyst for olefin multimerization and method for producing olefin multimer in presence of catalyst for olefin multimerizationMITSUI CHEMICALS INC·Filed 2014·Granted Apr 11, 2017·0 cites·6 claims
- 1844US6444847B2Process for preparing phosphine oxides and process for purifying the sameMITSUI CHEMICALS INC·Filed 2001·Granted Sep 3, 2002·0 cites·16 claims
- 1943US6303815B1Process for preparing phosphine oxides and process for purifying the sameMITSUI CHEMICALS INC·Filed 2000·Granted Oct 16, 2001·0 cites·12 claims
- 2043US6177593B1[Tris(dimethylamino)phosphonioamino]tris[tris(dimethylamino)phosphoranylideneamino]phosphonium dichloride and preparation process thereofMITSUI CHEMICALS INC·Filed 1998·Granted Jan 23, 2001·2 cites·22 claims
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