Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835490 | Alloy for hydrogen storage, method for absorption and release of hydrogen using the alloy, and hydrogen fuel cell using the method | Masuo Okada | 2004-12-28 |
| 6824903 | Hydrogen supplying device for fuel cell | Toshiaki Shimada, Yoshio Nuiya | 2004-11-30 |
| 6800387 | Fuel cell system and method for operating the same | Toshiaki Shimada, Yoshio Nuiya | 2004-10-05 |
| 6725672 | Hydrogen storage apparatus | Toshiaki Shimada, Yoshio Nuiya | 2004-04-27 |