Inventor · disambiguated record
Yoshitaka Sumi
Also filed as: SUMI YOSHITAKA
6 granted patents·122 citations·filing 1998–2000
84Inventor score
Files withCHISSO CORP6
Top patents by PatentIndex Score
6 records- 0187US6319991B1Propylene polymer blends, processes of producing the same and polypropylene resin compositionsCHISSO CORP·Filed 1998·Granted Nov 20, 2001·61 cites·8 claims
- 0279US6716921B1Propylene resin compositionCHISSO CORP·Filed 2000·Granted Apr 6, 2004·18 cites·3 claims
- 0372US6355736B1Propylene block copolymer compositionsCHISSO CORP·Filed 2000·Granted Mar 12, 2002·11 cites·3 claims
- 0455US6323286B1Polypropylene compositionCHISSO CORP·Filed 1999·Granted Nov 27, 2001·15 cites·7 claims
- 0555US6258893B1Unoriented polypropylene moldingCHISSO CORP·Filed 1998·Granted Jul 10, 2001·15 cites·5 claims
- 0631US6429262B1Molded polypropyleneCHISSO CORP·Filed 1999·Granted Aug 6, 2002·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →