Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790552 | Polymer electrolyte fuel cell | Masato Hosaka, Kazuhito Hatoh, Hikaru Murakami, Mikio Takezawa, Takayuki Onishi | 2004-09-14 |
| 6770396 | Polymer electrolyte fuel cell | Kazuhito Hatoh, Hiroki Kusakabe, Hideo Ohara, Tatsuto Yamazaki, Nobuhiro Hase +1 more | 2004-08-03 |
| 6728710 | Database processing method, apparatus for implementing same, and medium containing processing program therefor | Yukio Nakano, Morihiro Iwata, Masashi Tsuchida | 2004-04-27 |
| 6694312 | Database processing method and apparatus for processing data by analyzing query input | Yoichi Yamamoto, Masashi Tsuchida, Yukio Nakano, Norihiro Hara, Yoshito Kamegi | 2004-02-17 |
| 6674415 | Image display device | Tomoyuki Nakamura, Akihiro Kubota, Hiroyoshi Kobayashi | 2004-01-06 |