Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653745 | Block copolymer, manufacturing method therefor, and polymer electrolyte material, molded polymer electrolyte, and solid-polymer fuel cell using said block copolymer | Daisuke Izuhara, Hiroaki Umeda, Tomoyuki Kunita | 2017-05-16 |
| 9553326 | Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell | Daisuke Izuhara, Hiroaki Umeda, Tomoyuki Kunita | 2017-01-24 |