Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12201940 | Exhaust gas purifying catalyst | Shu Miyasaka, Eriko Tanaka, Mai Huong Tran, Keigo Hori, Daisuke Sugioka | 2025-01-21 |
| 11701615 | Exhaust gas purifying catalyst | Shu Miyasaka, Eriko Tanaka, Mai Huong Tran, Keigo Hori, Daisuke Sugioka | 2023-07-18 |
| 11311859 | Exhaust gas purification catalyst and method for manufacturing exhaust gas purification catalyst | Keigo Hori, Daisuke Oki, Yuya KAWANO | 2022-04-26 |
| 11202991 | Exhaust gas purifying catalyst | Shu Miyasaka, Eriko Tanaka, Mai Huong Tran, Keigo Hori, Daisuke Sugioka | 2021-12-21 |
| 8071498 | Exhaust gas purifying catalyst, method for recovering exhaust gas purifying catalyst, and catalyst system for exhaust gas purification | Yoshinori Yamashita | 2011-12-06 |
| 7781371 | Filter catalyst | Makoto Tsuji, Daisuke Oki | 2010-08-24 |
| 6911414 | Catalyst for purifying exhaust gas | Mareo Kimura, Yoriko Hasegawa, Seiji Tanaka | 2005-06-28 |
| 5686377 | Catalyst for purifying exhaust gases | Kouji Banno, Masahiro Sugiura, Yoko Kumai, Haruo Doi, Tetsuo Nagami +2 more | 1997-11-11 |