Inventor · disambiguated record
Tsuyoshi Yahata
Also filed as: OHZEKI JUROU · YAHATA TSUYOSHI
6 granted patents·1 pending application·60 citations·filing 1977–2002
83Inventor score
Top patents by PatentIndex Score
7 records- 0161US6635733B2Elastomeric polypropyleneCHISSO CORP·Filed 2001·Granted Oct 21, 2003·18 cites·17 claims
- 0253US4132684AGraft copolymer composition of styrene-polyphenylene ether and preparation thereofASAHI DOW LTD·Filed 1977·Granted Jan 2, 1979·12 cites·37 claims
- 0349US7019157B2Metallocene compounds, production process for olefin polymers using catalysts containing them and olefin polymers produced by the production processCHISSO PETROCHEMICAL CORP·Filed 2002·Granted Mar 28, 2006·9 cites·3 claims
- 0445US6420501B1Supported metallocene catalyst, process for preparing the same, and process for producing olefin polymersCHISSO CORP·Filed 1998·Granted Jul 16, 2002·7 cites·20 claims
- 0545US4158028APolyphenylene ether-styrene graft copolymer composition and preparation thereofASAHI DOW LTD·Filed 1978·Granted Jun 12, 1979·8 cites·33 claims
- 0643US6337372B1Propylene/propylene/olefin block copolymer and process for producing the sameCHISSO CORP·Filed 1999·Granted Jan 8, 2002·6 cites·16 claims
- 0739US2001031834A1Polypropylene compositionCHISSO CORP·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →