Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10144891 | Method for preparing coal mixture for cokemaking, coal mixture, and method for producing coke | Izumi Shimoyama, 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, Kiyoshi Fukada, Yusuke Dohi, Hidekazu Fujimoto, Izumi Shimoyama | 2018-05-15 |
| 9857350 | Coal-to-coal adhesiveness evaluation method | Kiyoshi Fukada, Hiroyuki Sumi, Hidekazu Fujimoto, Izumi Shimoyama, Tetsuya Yamamoto +1 more | 2018-01-02 |