Inventor · disambiguated record
Keiichi Ikegawa
Also filed as: IKEGAWA KEIICHI
2 granted patents·1 pending application·4 citations·filing 2010–2014
47Inventor score
Top patents by PatentIndex Score
3 records- 0174US9289749B2Polycondensation catalyst for producing polyester and production of polyester using the polycondensation catalystSAKAI CHEMICAL INDUSTRY CO·Filed 2013·Granted Mar 22, 2016·2 cites·9 claims
- 0264US8901029B2Polycondensation catalyst for producing polyester and method for producing polyester using the sameTABATA KEIICHI·Filed 2010·Granted Dec 2, 2014·2 cites·7 claims
- 0346US2016229953A1Method for producing polyesterSAKAI CHEMICAL INDUSTRY CO·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →