Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697403 | Denitrification system | Toshiyuki Onishi, Shigeyuki Nishijima | 1997-12-16 |
| 5687656 | Denitration apparatus for a caol-fired boiler | Shozo Kaneko, Norihisa Kobayashi, Kouhei SUYAMA | 1997-11-18 |
| 5680884 | Rectifying device | Shigeyuki Nishijima, Masaaki Taniguchi, Osamu Naito | 1997-10-28 |
| 5679314 | Method for recovering ammonia adsorbent | Satoru Serizawa, Osamu Naito, Toshiyuki Onishi, Kouzo Iida | 1997-10-21 |
| 5677254 | Catalyst for purifying an exhaust gas | Shigeru Nojima, Kozo Iida, Norihisa Kobayashi, Satoru Serizawa | 1997-10-14 |