Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993793 | Process for producing polymer electrolyte membranes for fuel cells, polymer electrolyte membranes for fuel cells produced by the process, and fuel cell membrane-electrode assemblies using the membranes | Masaru Yoshida, Masaharu Asano, Jinhua Chen, Yasunari Maekawa, Toshimitsu Tachibana +1 more | 2011-08-09 |
| 7919537 | Methods for producing a polymer electrolyte membrane having improved oxidation resistance | Yozo Nagai, Toshimitsu Tachibana, Tetsuya Yamaki, Masaharu Asano, Masaru Yoshida | 2011-04-05 |