Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10246653 | Powder transport device and char recovery device | Yoshinori Koyama, Yasunari Shibata, Haruto Shinoda | 2019-04-02 |
| 10233401 | Char feeding hopper, char recovery system, and coal gasification combined power generation system | Yasuyuki Miyata, Yoshinori Koyama, Junichiro Yamamoto, Koji Nishimura, Naoto Nakayama | 2019-03-19 |