Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10802011 | Coal-to-coal adhesiveness evaluation method | Kiyoshi Fukada, Hiroyuki Sumi, Hidekazu Fujimoto, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2020-10-13 |
| 10144891 | Method for preparing coal mixture for cokemaking, coal mixture, and method for producing coke | Takashi Anyashiki, Kiyoshi Fukada, Hidekazu Fujimoto, Hiroyuki Sumi | 2018-12-04 |
| 9970921 | Method for evaluating weathering degree of coal, method for evaluating coking property of weathered coal, method for controlling weathering degree of coal, and method for producing coke | Hiroyuki Sumi, Takashi Anyashiki, Kiyoshi Fukada, Yusuke Dohi, Hidekazu Fujimoto | 2018-05-15 |
| 9857350 | Coal-to-coal adhesiveness evaluation method | Kiyoshi Fukada, Hiroyuki Sumi, Hidekazu Fujimoto, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2018-01-02 |
| 9850441 | Method for blending coals, and method for producing coke | Kiyoshi Fukada, Hiroyuki Sumi, Hidekazu Fujimoto, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2017-12-26 |
| 9845439 | Method for blending coals for cokemaking and method for producing coke | Takashi Anyashiki, Kiyoshi Fukada, Hidekazu Fujimoto, Tetsuya Yamamoto, Hiroyuki Sumi | 2017-12-19 |
| 9708558 | Method for preparing coal for coke making | Yusuke Dohi, Kiyoshi Fukada, Hiroyuki Sumi | 2017-07-18 |
| 9463980 | Method for manufacturing coke | Kiyoshi Fukada, Hiroyuki Sumi, Takashi Anyashiki, Hidekazu Fujimoto, Tetsuya Yamamoto +1 more | 2016-10-11 |
| 9340740 | Method for evaluating thermal plasticity of coals and caking additives, and method for producing coke | Yusuke Dohi, Kiyoshi Fukada, Tetsuya Yamamoto, Hiroyuki Sumi | 2016-05-17 |
| 9102892 | Method for preparing coal for coke making | Yusuke Dohi, Kiyoshi Fukada, Tetsuya Yamamoto, Hiroyuki Sumi | 2015-08-11 |