Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911278 | Electrode catalyst for fuel cell and process for producing the same | Kazutaka Hiroshima, Takahiko Asaoka, 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, Kazutaka Hiroshima +1 more | 2002-12-31 |
| 6436479 | Solution for forming nickel metal thin film and method of forming nickel metal thin film using the said solution | Yasutaka Takahashi, Takayuki Ban | 2002-08-20 |
| 6129789 | Surface treatment method of hydrogen absorbing alloy | Hiroshi Kawase, Shin-ichi Towata, Kazuhiko Itoh, Shunsuke Yamakawa, Katsushi Abe +1 more | 2000-10-10 |