Issued Patents 2024
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162966 | Sulfonic acid group-containing polymer, fluorosulfonyl group-containing polymer, and liquid composition | Hiroyuki Watabe, Susumu Saito | 2024-12-10 |
| 12098226 | Polymer, method for producing polymer, and method for producing membrane | Daisuke Jomuta, Chikaya Tamitsuji, Takumi Okuyama | 2024-09-24 |
| 12018106 | Fluorosulfonyl group-containing fluoropolymer and method for producing same, sulfonic acid group-containing fluoropolymer and method for producing same, solid polymer electrolyte membrane, membrane electrode assembly, and solid polymer fuel cell | Susumu Saito, Hiroyuki Watabe | 2024-06-25 |
| 11996595 | Polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Takumi Okuyama | 2024-05-28 |
| 11898018 | Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Takumi Okuyama, Susumu Saito, Chikaya Tamitsuji, Daisuke Jomuta | 2024-02-13 |