Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6869721 | Process for producing gas diffusion electrode and electrochemical device | — | 2005-03-22 |
| 6841289 | Electrochemical device and method for preparation thereof | Kiyoshi Yamaura, Toru Kihira | 2005-01-11 |