Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383861 | Gas treatment method, and gas treatment device | Norihide Maeda, Akira Kishimoto, Ken Nakanishi, Hiroshi Machida, Tsuyoshi Yamaguchi | 2025-08-12 |
| 12364950 | Carbon dioxide recovery device | Yoshito Umeda, Hiroshi Machida, Hiroshi Yamashita, Tsuyoshi Yamaguchi | 2025-07-22 |
| 11331625 | Gas treatment method and gas treatment apparatus | Akira Kishimoto, Katsuya Akiyama, Hiroshi Machida, Tsuyoshi Yamaguchi, Takehiro Esaki | 2022-05-17 |