Inventor · disambiguated record
Yoshichika Umemoto
Also filed as: UMEMOTO YOSHICHIKA
2 granted patents·134 citations·filing 1999–2000
69Inventor score
Files withDAIICHI KIGENSOKAGAKU KOGYO CO2
Top patents by PatentIndex Score
2 records- 0187US6255242B1Zirconium- and cerium-based mixed oxide and method of production thereofDAIICHI KIGENSOKAGAKU KOGYO CO·Filed 2000·Granted Jul 3, 2001·67 cites·9 claims
- 0284US6150299ACerium- and zirconium-based mixed oxide, method of producing same and catalyst material for exhaust gas purificationDAIICHI KIGENSOKAGAKU KOGYO CO·Filed 1999·Granted Nov 21, 2000·67 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →