Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11821349 | Exhaust gas purification catalyst | Shogo Kawamura, Tomomasa Aikawa, Isao Naito, Hiroki NIHASHI, Takeshi Nobukawa | 2023-11-21 |
| 11759769 | Exhaust gas purification device | Isao Chinzei, Seiji Nakahigashi, Takumi Tojo, Masahide Miura, Yoshiteru Yazawa +4 more | 2023-09-19 |
| 11643958 | Exhaust gas purification material and exhaust gas purification device | Norimichi Shimano, Taizo YOSHINAGA, Shogo SHIRAKAWA, Masahide Miura | 2023-05-09 |
| 11559786 | Oxygen storage material and method for producing the same | Akira Morikawa, Masahide Miura | 2023-01-24 |