Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352924 | Exhaust gas purification catalyst device | Chihiro Kasuya, Masaaki Kawai, Mitsuyoshi Okada | 2022-06-07 |
| 10099204 | Exhaust gas-purifying catalyst | Sho Hoshino, Akimasa Hirai, Kenichi Taki, Satoshi Matsueda | 2018-10-16 |
| 9789469 | Exhaust gas-purifying catalyst and exhaust gas-purifying catalyst material | Satoshi Matsueda, Akimasa Hirai, Kenichi Taki, Sho Hoshino | 2017-10-17 |
| 9364793 | Exhaust gas-purifying catalyst | Satoshi Matsueda, Akimasa Hirai, Kenichi Taki | 2016-06-14 |
| 8741799 | Exhaust gas-purifying catalyst | Satoshi Matsueda, Akimasa Hirai, Kenichi Taki | 2014-06-03 |
| 8580706 | Exhaust gas-purifying catalyst | Satoshi Matsueda, Akimasa Hirai, Kenichi Taki | 2013-11-12 |
| 8546296 | Exhaust gas-purifying catalyst, powdery material, and method of manufacturing exhaust gas-purifying catalyst | Akimasa Hirai, Kenichi Taki, Tomohito Mizukami, Satoshi Matsueda | 2013-10-01 |
| 8318632 | Exhaust gas purification catalyst | Satoshi Matsueda, Akimasa Hirai, Kenichi Taki, Keiichi Narita, Daisuke Ochiai | 2012-11-27 |
| 8133837 | Exhaust gas-purifying catalyst | Akimasa Hirai, Kenichi Taki | 2012-03-13 |
| 7988921 | Hexagonal-cell honeycomb catalyzer for purifying exhaust gas | Masakazu Murata, Yoshiyasu Andoh, Shingo Nakata, Tomoaki Nakano, Akimasa Hirai +1 more | 2011-08-02 |
| 7842643 | Exhaust gas purifying catalyst | Kenichi Taki, Akimasa Hirai | 2010-11-30 |