Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10703976 | Pyrolyzed coal quencher, coal upgrade plant, and method for cooling pyrolyzed coal | Shintaro Honjo, Kiyotaka Kunimune, Motofumi Ito | 2020-07-07 |
| 10221070 | Coal upgrade plant and method for manufacturing upgraded coal | Shintaro Honjo, Kiyotaka Kunimune, Motofumi Ito | 2019-03-05 |
| 10188980 | Coal upgrade plant and method for manufacturing upgraded coal | Shintaro Honjo, Kiyotaka Kunimune, Motofumi Ito | 2019-01-29 |
| 10151530 | Coal upgrade plant and method for manufacturing upgraded coal | Shintaro Honjo, Kiyotaka Kunimune, Motofumi Ito | 2018-12-11 |
| 9617491 | Coal deactivation treatment device | Takeshi Kaneko, Keiichi Nakagawa, Setsuo Omoto, Keiichi Sato | 2017-04-11 |
| 9359569 | Method for deactivating coal | Keiichi Nakagawa, Setsuo Omoto | 2016-06-07 |
| 9085739 | Method for gas treatment of coal | Keiichi Nakagawa, Setsuo Omoto, Keiji Tanizaki | 2015-07-21 |