Inventor · disambiguated record
Takumi Okada
Also filed as: OKADA TAKUMI
4 granted patents·9 pending applications·2 citations·filing 2005–2023
58Inventor score
Files withMITSUBISHI GAS CHEMICAL CO7TAISHO PHARMACEUTICAL CO LTD3NISSAN CHEMICAL IND LTD2KAWAGUCHI TAKANORI1
Top patents by PatentIndex Score
13 records- 0167US7964623B2Tricyclic benzopyrane compoundNISSAN CHEMICAL IND LTD·Filed 2009·Granted Jun 21, 2011·1 cites·40 claims
- 0257US2025362597A1Resist composition and resist film forming method using sameMITSUBISHI GAS CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0356US2024369925A1Resist auxiliary film composition, and pattern forming method using said compositionMITSUBISHI GAS CHEMICAL CO·Filed 2022·Application pending·0 cites
- 0456US2024369924A1Resist composition and resist film forming method using sameMITSUBISHI GAS CHEMICAL CO·Filed 2022·Application pending·0 cites
- 0554US2025321485A1Resist auxiliary film composition, and pattern forming method using sameMITSUBISHI GAS CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0654US2025354093A1Thinner composition, and method for producing semiconductor device using thinner compositionMITSUBISHI GAS CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0752US8822503B22-pyridone compoundsKAWAGUCHI TAKANORI·Filed 2011·Granted Sep 2, 2014·1 cites·23 claims
- 0851US2023096312A1Resist composition and method for using resist compositionMITSUBISHI GAS CHEMICAL CO·Filed 2021·Application pending·0 cites
- 0950US2024361693A1Thinner composition, and method for producing semiconductor devices using said thinner compositionMITSUBISHI GAS CHEMICAL CO·Filed 2022·Application pending·0 cites
- 1044US9695148B22-pyridone compoundTAISHO PHARMACEUTICAL CO LTD·Filed 2013·Granted Jul 4, 2017·0 cites·8 claims
- 1144US7652008B2Tricyclic benzopyran compound as anti-arrhythmic agentsNISSAN CHEMICAL IND LTD·Filed 2005·Granted Jan 26, 2010·0 cites·58 claims
- 1242US2010298557A1Pyrazolopyrimidine compoundTAISHO PHARMACEUTICAL CO LTD·Filed 2007·Application pending·0 cites
- 1338US2010190980A1Pyrazinamide compoundTAISHO PHARMACEUTICAL CO LTD·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →