Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11318441 | Hydrogen chloride removing agent | Mitsuo Kameyama, Kiyoshi Dowaki | 2022-05-03 |
| 11273405 | Method for recovering hydrogen from biomass pyrolysis gas | Kiyoshi Dowaki, Noboru Katayama, Mitsuo Kameyama | 2022-03-15 |