Perfluoropolymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell
US-12503583-B2 · Dec 23, 2025 · US
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Jomuta Daisuke patents
Jomuta Daisuke is listed as an inventor on 27 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Jomuta Daisuke |
| Total patents | 27 |
| First publication | Dec 3, 2015 |
| Latest publication | Dec 23, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods
US-12187821-B2 · Jan 7, 2025 · US
Polymer, method for producing polymer, and method for producing membrane
US-12098226-B2 · Sep 24, 2024 · US
Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell
US-11898018-B2 · Feb 13, 2024 · US
Acid-type sulfonic acid group-containing polymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly, polymer electrolyte fuel cell and ion exchange membrane for water electrolysis
US-11851508-B2 · Dec 26, 2023 · US
Perfluoropolymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte water electrolyzer
US-11840589-B2 · Dec 12, 2023 · US
Fluorosulfonyl group or sulfonic acid group-containing polymer, its production method and its application
US-11414502-B2 · Aug 16, 2022 · US
Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods
US-2022041765-A1 · Feb 10, 2022 · US
Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods
US-11242420-B2 · Feb 8, 2022 · US
Polymer, method for producing polymer, and method for producing membrane
US-2021332171-A1 · Oct 28, 2021 · US
Recent patents
Latest publications not already listed above.
Perfluoropolymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell
US-2021301119-A1 · Sep 30, 2021 · US
Acid-type sulfonic acid group-containing polymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly, polymer electrolyte fuel cell and ion exchange membrane for water electrolysis
US-2021301044-A1 · Sep 30, 2021 · US
Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell
US-2021284813-A1 · Sep 16, 2021 · US
Perfluoropolymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte water electrolyzer
US-2021284771-A1 · Sep 16, 2021 · US
Production methods for 1,3-dioxolane compound and perfluoro(2,2-dimethyl-1,3-dioxole)
US-10975053-B2 · Apr 13, 2021 · US
Production methods for 1,3-dioxolane compound and perfluoro(2,2-dimethyl-1,3-dioxole)
US-2020354332-A1 · Nov 12, 2020 · US
Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods
US-2020190025-A1 · Jun 18, 2020 · US
Fluorosulfonyl group or sulfonic acid group-containing polymer, its production method and its application
US-2020190233-A1 · Jun 18, 2020 · US
Method for producing olefin containing chlorine and fluorine
US-10358400-B2 · Jul 23, 2019 · US
Fluorinated ether compound, composition for forming hard coating layer, and article having hard coating layer
US-9969890-B2 · May 15, 2018 · US
Method for producing fluorine-containing polymer
US-2017335051-A1 · Nov 23, 2017 · US
Method for producing olefin containing chlorine and fluorine
US-2017291863-A1 · Oct 12, 2017 · US
Fluorinated ether compound, fluorinated ether composition and coating liquid, and substrate having surface-treated layer and method for its production
US-9637650-B2 · May 2, 2017 · US
Method for producing unsaturated acid ester or unsaturated acid
US-9598345-B2 · Mar 21, 2017 · US
Fluorinated ether compound, fluorinated ether composition and coating liquid, and substrate having surface-treated layer and method for its production
US-9540404-B2 · Jan 10, 2017 · US
Method for producing unsaturated acid ester or unsaturated acid
US-2016122279-A1 · May 5, 2016 · US
Fluorinated ether compound, composition for forming hard coating layer, and article having hard coating layer
US-2015344703-A1 · Dec 3, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Agc Inc | 19 |
| Asahi Glass Co Ltd | 8 |
| Hirai Takeshi | 1 |
| Jomuta Daisuke | 1 |
| Tamitsuji Chikaya | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C08F214/262 | 16 |
| H01M8/1004 | 16 |
| H01M8/1039 | 16 |
| H01M2008/1095 | 16 |
| Y02E60/50 | 16 |