Inventor · disambiguated record
Yumi Sakai
Also filed as: SAKAI YUMI
1 granted patent·3 pending applications·3 citations·filing 2010–2020
20Inventor score
Top patents by PatentIndex Score
4 records- 0170US9957260B2Organic metal complex, light emitting material, delayed fluorescent material, and organic light emitting deviceUNIV KYUSHU NAT UNIV CORP·Filed 2014·Granted May 1, 2018·3 cites·14 claims
- 0248US2022344599A1Metal complex and electron transporting material comprising sameDYDEN CORP·Filed 2020·Application pending·0 cites
- 0341US2015357582A1Light emitting material and organic light emitting device using sameUNIV KYUSHU NAT UNIV CORP·Filed 2014·Application pending·0 cites
- 0427US2012261651A1Organic electroluminescent element and novel alcohol-soluble phosphorescent materialNOTO MITSUHARU·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →