Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12121858 | Manufacturing method for exhaust gas purification device | Yuki Kido, Etsuko Ohara, Kazuma Nakada | 2024-10-22 |
| 10022671 | Exhaust gas purification device | Hiroshi Sekine | 2018-07-17 |
| 9849469 | Method and apparatus of manufacturing exhaust gas-purifying catalyst and nozzle used therefor | Atsushi Nakano, Shigeki Mizuno, Shigeji Matsumoto, Hiroshi Sekine | 2017-12-26 |
| 9636693 | Method and apparatus of manufacturing exhaust gas-purifying catalyst and nozzle used therefor | Atsushi Nakano, Shigeki Mizuno, Shigeji Matsumoto, Hiroshi Sekine | 2017-05-02 |
| 9227184 | Method and apparatus of manufacturing exhaust gas-purifying catalyst and nozzle used therefor | Atsushi Nakano, Shigeki Mizuno, Shigeji Matsumoto, Hiroshi Sekine | 2016-01-05 |