Inventor · disambiguated record
Keigo Naito
Also filed as: NAITO KEIGO
5 granted patents·2 pending applications·1 citations·filing 2015–2021
61Inventor score
Files withHODOGAYA CHEMICAL CO LTD7
Top patents by PatentIndex Score
7 records- 0166US10950797B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2016·Granted Mar 16, 2021·1 cites·12 claims
- 0262US10738019B2Compound including basic dye and amino acid, hair dyeing dye, and hair dyeing compositionHODOGAYA CHEMICAL CO LTD·Filed 2019·Granted Aug 11, 2020·0 cites·12 claims
- 0360US11273110B2Dye for hair coloration, composition for hair coloration containing dye, and method for producing dyeHODOGAYA CHEMICAL CO LTD·Filed 2021·Granted Mar 15, 2022·0 cites·20 claims
- 0459US12317744B2Compound having a fused-azole ring structure and organic electroluminescent elementHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted May 27, 2025·0 cites·6 claims
- 0536US2018114916A1Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
- 0635US11594700B2Organic electroluminescent deviceHODOGAYA CHEMICAL CO LTD·Filed 2017·Granted Feb 28, 2023·0 cites·6 claims
- 0733US2016351823A1Benzofuroindole derivative and organic electroluminescence deviceHODOGAYA CHEMICAL CO LTD·Filed 2015·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →