Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9995197 | Ammonia adsorption amount estimation apparatus, ammonia adsorption amount estimation method, and exhaust gas purification system for internal combustion engine | Toru Kidokoro, Makoto Ogiso, Yuriko Hagimoto, Takeru SHIRASAWA, Kenji Furui | 2018-06-12 |