Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286699 | Exhaust gas purifying catalyst suppressing the generation of hydrogen sulfide and method of making the catalyst | Kazuo Tsuchitani, Eiichi Shiraiashi | 1994-02-15 |
| 5260249 | Catalyst for purifying automotive exhaust gas | Eiichi Shiraishi, Hideyuki Baba, Kazuo Tsuchitani | 1993-11-09 |
| 5015617 | Catalyst for purifying exhaust gas and method for production thereof | Kazuo Tsuchitani, Shinya Kitaguchi | 1991-05-14 |
| 4904633 | Catalyst for purifying exhaust gas and method for production thereof | Kazuo Tsuchitani, Eiichi Shiraishi, Shinya Kitaguchi | 1990-02-27 |
| 4708946 | Catalyst for purifying exhaust gas | Sadao Terui, Eiichi Shiraishi | 1987-11-24 |
| 4504598 | Process for producing honeycomb catalyst for exhaust gas conversion | Tetsuji Ono, Shoichi Ichihara, Sadao Terui | 1985-03-12 |
| 4483940 | Method for manufacture of honeycomb catalyst | Tetsuji Ono, Shoichi Ichihara, Sadao Terui | 1984-11-20 |