Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5956225 | Activated carbon, process for the preparation thereof and electric double layer-type capacitor electrode | Kohei Okuyama, Kazushi Matsuura, Yoshitaka Takeda | 1999-09-21 |
| 5880061 | Active carbon and method for its production | Atsushi Matsumoto, Kimitoshi Ohishi, Akihide Yoshida | 1999-03-09 |
| 4980028 | Method of controlling fuel for a coke oven | Koji Tsuchihashi, Yoshihiro Omae, Kenzo Tsujikawa, Yukio Yamaguchi | 1990-12-25 |
| 4655878 | Method of regulating fuel supply rate for heating a coke oven | Koji Tsuchihashi, Yoshihiro Omae, Kenzo Tsujikawa, Takashi Takaoka, Yukio Yamaguchi | 1987-04-07 |