Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12098226 | Polymer, method for producing polymer, and method for producing membrane | Takeshi Hirai, Chikaya Tamitsuji, Takumi Okuyama | 2024-09-24 |
| 11898018 | Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Takumi Okuyama, Takeshi Hirai, Susumu Saito, Chikaya Tamitsuji | 2024-02-13 |