Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053833 | Exhaust gas purification catalyst | Isao Chinzei, Seiji Nakahigashi, Hiromasa Suzuki, Toshio Yamamoto, Akira Morikawa +5 more | 2021-07-06 |
| 10967366 | Method for producing exhaust gas purifying catalyst and exhaust gas purifying catalyst | Shogo SHIRAKAWA | 2021-04-06 |
| 10913051 | Ceria-zirconia-based composite oxide and method for producing same, and exhaust gas purification catalyst including ceria-zirconia-based composite oxide | Akira Morikawa, Kae Konishi, Toshitaka Tanabe, Akihiko Suda, Isao Chinzei +3 more | 2021-02-09 |