Inventor · disambiguated record
Akihiko Sanpei
Also filed as: SANPEI AKIHIKO
4 granted patents·35 citations·filing 1990–1998
75Inventor score
Files withCHISSO CORP4
Top patents by PatentIndex Score
4 records- 0153US5173540ACatalyst component for producing highly crystalline olefin polymers and a process for producing the sameCHISSO CORP·Filed 1990·Granted Dec 22, 1992·10 cites·10 claims
- 0241US6204328B1Polyolefin resin compositionCHISSO CORP·Filed 1998·Granted Mar 20, 2001·10 cites·10 claims
- 0340US6107388APolyolefin resin compositionsCHISSO CORP·Filed 1998·Granted Aug 22, 2000·8 cites·8 claims
- 0437US5077341AProcess for producing a high-stiffness polypropylene and a highly stereoregular polypropyleneCHISSO CORP·Filed 1990·Granted Dec 31, 1991·7 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →