Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39041 | Ammonia decomposition catalysts | Shigeru Nojima, Rie Tokuyama | 2006-03-28 |
| 6080376 | Methods of denitrating exhaust gases | Shigeru Nojima, Yoshiaki Obayashi, Norihisa Kobayashi, Satoru Serizawa | 2000-06-27 |
| 6025292 | Method for the regeneration of a denitration catalyst | Yoshiaki Obayashi, Atsushi Morii, Osamu Naito, Akira Hattori | 2000-02-15 |
| 5972821 | Catalysts for cleaning exhaust gases | Shigeru Nojima | 1999-10-26 |
| 5728356 | Methods of denitrating exhaust gases | Shigeru Nojima, Yoshiaki Obayashi, Norihisa Kobayashi, Satoru Serizawa | 1998-03-17 |
| 5710084 | Catalysts for cleaning exhaust gases | Shigeru Nojima | 1998-01-20 |
| 5679313 | Ammonia decomposition catalysts | Shigeru Nojima, Rie Tokuyama | 1997-10-21 |
| 5679314 | Method for recovering ammonia adsorbent | Atsushi Morii, Satoru Serizawa, Osamu Naito, Toshiyuki Onishi | 1997-10-21 |
| 5589146 | Method for treating ammonia | Atsushi Morii, Osamu Naito, Toshiyuki Onishi, Hitoshi Nakamura | 1996-12-31 |
| 5505919 | Method for the denitration of exhaust gas | Atsushi Morii, Satoru Serizawa, Osamu Naito, Masanori Demoto, Toshiyuki Onishi +1 more | 1996-04-09 |