Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10189011 | Exhaust gas purifying catalyst and method for producing the same | Takaaki Kanazawa, Shunsuke Haga, Isao Naito, Akiya Chiba | 2019-01-29 |
| 8691721 | Rhodium-loading solution and rhodium catalyst prepared using the same | Akiya Chiba, Isao Naito | 2014-04-08 |