Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483577 | Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane | Junpei Yamaguchi, Hiroaki Umeda, Yumiko Okamoto | 2019-11-19 |
| 10253147 | Polymer electrolyte composition, polymer electrolyte membrane using same, catalyst coated membrane, membrane electrode assembly and polymer electrolyte fuel cell | Tomoyuki Kunita, Hiroaki Umeda | 2019-04-09 |
| 10243229 | Polymer electrolyte membrane, catalyst coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell | Tomoyuki Kunita, Hiroaki Umeda | 2019-03-26 |
| 10224562 | Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell | Hiroshi Taiko, Yuriko Okada, Shinya Adachi, Masataka Nakamura | 2019-03-05 |
| 10186725 | Polymer electrolyte composition and polymer electrolyte membrane, polymer electrolyte membrane with catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell each using the same | Hiroaki Umeda, Yuka Fujieda, Jing Li, Yunsong Yang, Keping Wang | 2019-01-22 |