Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11813590 | Gasoline engine exhaust gas purification catalyst, production method therefor, and exhaust gas purification method using the same | Yuji Ogino, Masanori Ikeda | 2023-11-14 |
| 11781978 | Spectroscopic measurement device | Keiko Kato, Hiroki Mashiko, Katsuya OGURI | 2023-10-10 |