Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725556 | Exhaust gas purification catalyst | Isao Chinzei, Takumi Tojo, Takahiro NISHIO, Yosuke TODA, Minoru Ito +1 more | 2023-08-15 |
| 11660589 | Exhaust gas purification device | Koji Sugiura, Hiromasa Nishioka, Naoto Miyoshi, Akemi Sato, Masatoshi Ikebe +2 more | 2023-05-30 |
| 11602742 | Exhaust gas purification device | Koji Sugiura, Hiromasa Nishioka, Naoto Miyoshi, Akemi Sato, Ryota Nakashima +2 more | 2023-03-14 |
| 11559768 | Exhaust gas purification catalyst | Isao Chinzei, Masahide Miura, Seiji Nakahigashi, Hiromasa Suzuki, Akira Morikawa +5 more | 2023-01-24 |
| 11504700 | Exhaust gas purification catalyst | Shunsuke Oishi, Shogo Kawamura, Takahiro Nagata, Minoru Itou | 2022-11-22 |
| 11473472 | Exhaust gas control apparatus and manufacturing method thereof | Koji Sugiura, Hiromasa Nishioka, Naoto Miyoshi, Akemi Satou, Keisuke Murawaki +3 more | 2022-10-18 |
| 11286830 | Exhaust gas cleaning catalyst | Yoshinori Saito, Shingo Sakagami, Isao Chinzei, Takeru Yoshida, Yuki Aoki | 2022-03-29 |
| 11224840 | Exhaust gas purification catalyst | Hiromasa Suzuki, Masahide Miura, Yoshinori Saito, Satoru Katoh, Toshitaka Tanabe +5 more | 2022-01-18 |
| 11053833 | Exhaust gas purification catalyst | Isao Chinzei, Masahide Miura, Seiji Nakahigashi, Hiromasa Suzuki, Toshio Yamamoto +5 more | 2021-07-06 |
| 10731532 | Exhaust gas purification catalyst | Hiromasa Suzuki, Masahide Miura, Yoshinori Saito, Satoru Katoh, Toshitaka Tanabe +5 more | 2020-08-04 |
| 10576420 | Exhaust gas purifying catalyst | Isao Chinzei, Hiromasa Suzuki, Takeru Yoshida, Masahide Miura, Yuki Aoki +6 more | 2020-03-03 |
| 10556223 | Exhaust gas purifying catalyst | Hiromasa Suzuki, Takeru Yoshida, Masahide Miura, Yuki Aoki, Isao Chinzei +8 more | 2020-02-11 |
| 10539056 | Exhaust gas purification catalyst | Hiromasa Suzuki, Masahide Miura, Yoshinori Saito, Satoru Katoh, Toshitaka Tanabe +5 more | 2020-01-21 |
| 10413895 | Exhaust gas purification catalyst | Hiromasa Suzuki, Masahide Miura, Yoshinori Saito, Satoru Katoh, Toshitaka Tanabe +5 more | 2019-09-17 |
| 10337372 | Exhaust gas purification catalyst device, exhaust gas purification system, and method for detecting deterioration of exhaust gas purification catalyst device | Takeshi Nobukawa, Kazunari Sawada | 2019-07-02 |
| 10323554 | Exhaust gas purification catalyst | Hiromasa Suzuki, Masahide Miura, Yoshinori Saito, Satoru Katoh, Toshitaka Tanabe +5 more | 2019-06-18 |
| 10143968 | Exhaust gas purifying catalyst | Hiromasa Suzuki, Takeru Yoshida, Masahide Miura, Isao Chinzei, Mitsuyoshi Okada +5 more | 2018-12-04 |
| 10112181 | Catalyst for purification of exhaust gas, method for producing the same, and method for purification of exhaust gas using the same | Satoru Katoh, Toshitaka Tanabe, Masahide Miura, Hiromasa Suzuki, Hiroaki Naito +3 more | 2018-10-30 |
| 9993804 | Catalyst for exhaust gas purification | Yoshinori Saito, Masahide Miura, Tetsuhiro Hirao, Masanao Sato | 2018-06-12 |
| 7825063 | Hydrogen sulfide generation-suppressed catalyst | Masashi Takeuchi | 2010-11-02 |
| 7816300 | Catalyst for purifying exhaust gas | Michihiko Takeuchi, Takeru Yoshida, Kazunobu Ishibashi, Ichiro Hachisuka | 2010-10-19 |