Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850441 | Method for blending coals, and method for producing coke | Hiroyuki Sumi, Hidekazu Fujimoto, Izumi Shimoyama, Takashi Anyashiki, Tetsuya Yamamoto +1 more | 2017-12-26 |
| 9845439 | Method for blending coals for cokemaking and method for producing coke | Izumi Shimoyama, Takashi Anyashiki, Hidekazu Fujimoto, Tetsuya Yamamoto, Hiroyuki Sumi | 2017-12-19 |
| 9708558 | Method for preparing coal for coke making | Yusuke Dohi, Izumi Shimoyama, Hiroyuki Sumi | 2017-07-18 |
| 9701907 | Coke manufacturing method | Yusuke Dohi, Takashi Matsui, Michio Honma, Masahiro Shinohara, Mikiya Nagayama | 2017-07-11 |