Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500573 | Humidifer device for fuel cells and operating system thereof | Takashi Simazu, Hiroshi Aoki, Tomohisa Wakasugi, Takahiko Asaoka, Kazutaka Hiroshima +1 more | 2002-12-31 |