Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827986 | Grafted polymer electrolyte membrane, method of producing a grafted polymer electrolyte membrane, and fuel cell comprising the same | Michio Asukabe, Michiaki Kato, Yu Morimoto, Masaya Kawasumi | 2004-12-07 |
| 6828407 | Polymer electrolyte composition and uses thereof | Shigeru Sasaki, Arihiro Yashiro, Yasuaki Hidaka | 2004-12-07 |