Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11679379 | Exhaust gas purification device | Koji Sugiura, Takeshi Hirabayashi, Akemi Satou, Keisuke Murawaki, Masatoshi Ikebe +2 more | 2023-06-20 |
| 11633724 | Methods for exhaust gas purification | Shunsuke Oishi, Yoshinori Saito, Seiji Nakahigashi, Isao Chinzei, Hiromasa Suzuki | 2023-04-25 |