Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938477 | Ashless-coal production device, and ashless-coal production method | Noriyuki Okuyama, Koji Sakai, Takuya Yoshida, Shigeru Kinoshita | 2018-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9938477 | Ashless-coal production device, and ashless-coal production method | Noriyuki Okuyama, Koji Sakai, Takuya Yoshida, Shigeru Kinoshita | 2018-04-10 |