Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953635 | Humidifier for fuel cell | Hiroshi Shimanuki, Toshikatsu Katagiri, Yoshio Kusano | 2005-10-11 |
| 6939629 | Humidifying system for a fuel cell | Toshikatsu Katagiri, Hiroshi Shimanuki | 2005-09-06 |
| 6907406 | On-demand service expanding system and method for providing services | — | 2005-06-14 |
| 6872484 | Humidifying system for a fuel cell | Toshikatsu Katagiri, Hiroshi Shimanuki | 2005-03-29 |