Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7060385 | Noble metal-base metal alloy catalyst, evaluation of such catalyst, and method of producing such catalyst | Hisao Kato, Takahiko Asaoka | 2006-06-13 |
| 6911278 | Electrode catalyst for fuel cell and process for producing the same | Takahiko Asaoka, Yutaka Ohya, Tatsuo Noritake, Hisao Kato, Tetsuo Nagami | 2005-06-28 |
| 6500573 | Humidifer device for fuel cells and operating system thereof | Takashi Simazu, Hiroshi Aoki, Tomohisa Wakasugi, Takahiko Asaoka, Yutaka Ohya +1 more | 2002-12-31 |