Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12214334 | Supported catalyst particles | Hiroki NIHASHI, Shogo Kawamura, Isao Naito, Shogo SHIRAKAWA, Masahide Miura +2 more | 2025-02-04 |
| 11821349 | Exhaust gas purification catalyst | Shogo Kawamura, Isao Naito, Hiroki NIHASHI, Nobuyuki Takagi, Takeshi Nobukawa | 2023-11-21 |
| 11759769 | Exhaust gas purification device | Isao Chinzei, Seiji Nakahigashi, Takumi Tojo, Masahide Miura, Nobuyuki Takagi +4 more | 2023-09-19 |
| 11719144 | Exhaust gas purification catalyst | Norimichi Shimano, Shogo SHIRAKAWA, Masahide Miura, Isao Chinzei, Seiji Nakahigashi +3 more | 2023-08-08 |
| 10385753 | Apparatus for diagnosing deterioration of NOx storage-reduction catalyst | Takeshi Nobukawa | 2019-08-20 |