Inventor · disambiguated record
Naoya Kumagai
Also filed as: KUMAGAI NAOYA
15 granted patents·3 pending applications·10 citations·filing 2010–2023
85Inventor score
Files withMICROBIAL CHEM RES FOUND8WALBRO LLC6INTER UNIV RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES1TANIGUCHI TORU1TOKAI OPTICAL CO LTD1
Top patents by PatentIndex Score
18 records- 0183US8550050B2Carburetor and general purpose engineTANIGUCHI TORU·Filed 2010·Granted Oct 8, 2013·7 cites·4 claims
- 0273US12429019B2Fuel and air charge forming deviceWALBRO LLC·Filed 2023·Granted Sep 30, 2025·0 cites·20 claims
- 0368US11802529B2Fuel and air charge forming deviceWALBRO LLC·Filed 2022·Granted Oct 31, 2023·0 cites·19 claims
- 0465US8981123B2Compound and asymmetric synthesis reactionMICROBIAL CHEM RES FOUND·Filed 2014·Granted Mar 17, 2015·0 cites·1 claims
- 0562US10582876B2Glasses-lens assessment method, glasses-lens design method using assessment method, and calculation method for visual-performance characteristics of test subject when viewing object through lensTOKAI OPTICAL CO LTD·Filed 2014·Granted Mar 10, 2020·3 cites·25 claims
- 0660US12000352B2Charge forming device with pressure sensorWALBRO LLC·Filed 2022·Granted Jun 4, 2024·0 cites·19 claims
- 0758US10413892B2Catalyst, production method therefor, and method for producing optically active anti-1, 2-nitroalkanol compoundMICROBIAL CHEM RES FOUND·Filed 2016·Granted Sep 17, 2019·0 cites·10 claims
- 0854US9187498B2Compound and asymmetric synthesis reactionMICROBIAL CHEM RES FOUND·Filed 2015·Granted Nov 17, 2015·0 cites·1 claims
- 0953US9901913B2Catalyst and method for producing optically active anti-1,2-nitroalkanol compoundMICROBIAL CHEM RES FOUND·Filed 2014·Granted Feb 27, 2018·0 cites·12 claims
- 1051US10974232B2Catalyst, method for forming amide bond, and method for producing amide compoundMICROBIAL CHEM RES FOUND·Filed 2018·Granted Apr 13, 2021·0 cites·4 claims
- 1151US10260457B2Impulse pumpWALBRO LLC·Filed 2015·Granted Apr 16, 2019·0 cites·19 claims
- 1244US8785690B2Thioamide compound, method for producing thioamide compound, method for producing [(4R,6R)-6-aminoethyl-1,3-dioxan-4-yl]acetate derivative, and method for producing atorvastatinMICROBIAL CHEM RES FOUND·Filed 2013·Granted Jul 22, 2014·0 cites·5 claims
- 1344US2019145352A1Fuel supply device with inlet valveWALBRO LLC·Filed 2018·Application pending·0 cites
- 1443US9493492B2Compound, manufacturing method therefor, and method for manufacturing optically active α-aminophosphonate derivativeMICROBIAL CHEM RES FOUND·Filed 2013·Granted Nov 15, 2016·0 cites·6 claims
- 1541US10820823B2Evaluation of inhibitory circuit and use thereofINTER UNIV RESEARCH INSTITUTE CORPORATION NATIONAL INSTITUTES OF NATURAL SCIENCES·Filed 2016·Granted Nov 3, 2020·0 cites·19 claims
- 1641US9951067B2Optically active α-trifluoromethyl-β-amino acid derivative production methodMICROBIAL CHEM RES FOUND·Filed 2015·Granted Apr 24, 2018·0 cites·7 claims
- 1739US2011140290A1Charge forming device and valve for the sameWALBRO JAPAN LTD·Filed 2010·Application pending·0 cites
- 1837US2018373274A1Diaphragm regulator for higher pressure input gasWALBRO LLC·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →