Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11936040 | Electrolytic manganese dioxide, method for producing same, and use of same | Naoto Suzuki | 2024-03-19 |
| 9103044 | Electrolytic manganese dioxide, and method for its production and its application | Kazumasa Suetsugu, Kenichi Takahashi | 2015-08-11 |
| 5807528 | Catalyst for purifying exhaust gas | Masao Nakano, Kazuhiko Sekizawa | 1998-09-15 |
| 5514355 | Method for purifying an oxygen-rich exhaust gas | Senshi Kasahara | 1996-05-07 |
| 5433933 | Method of purifying oxygen-excess exhaust gas | Senshi Kasahara, Shinichi Matsumoto, Kazunobu Ishibashi, Koji Yokota, Shiroh Kondoh | 1995-07-18 |
| 5382416 | Method for purifying exhaust gas | Masao Nakano, Kazuhiko Sekizawa | 1995-01-17 |
| 5223236 | Method for exhaust gas cleaning | Shunji Inoue, Senshi Kasahara, Masao Nakano | 1993-06-29 |
| 5208198 | Catalyst for purifying exhaust gas | Masao Nakano, Kazuhiko Sekizawa | 1993-05-04 |
| 5206196 | Catalyst for purifying exhaust gas | Masao Nakano, Kazuhiko Sekizawa | 1993-04-27 |