Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916358 | Adsorbent for separating nitrogen from mixed gas of oxygen and nitrogen | Akihiro Nakamura, Masato Kawai, Masayoshi Hayashida, Yoshinori Watanabe | 2005-07-12 |
| 6767386 | Method and apparatus for producing nitrogen | Masato Kawai, Akihiro Nakamura, Masayoshi Hayashida, Yoshinori Watanabe | 2004-07-27 |
| 5948329 | Manufacturing method for carbon material for electrical double layer capacitor | Takushi Ohsaki, Akira Wakaizumi, Mitsuo Kigure, Akihiro Nakamura, Toshiya Miyagawa +1 more | 1999-09-07 |
| 5603867 | Method of production for active carbon electrode for use as electrical double layer condenser and active carbon electrode obtained thereby | Takushi Ohsaki, Akira Wakaizumi, Mitsuo Kigure, Akihiro Nakamura, Toshiya Miyagawa | 1997-02-18 |