Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4424062 | Process and apparatus for chemically removing ash from coal | Shigenori Onitsuka, Takanobu Watanabe, Katsuyuki Yano | 1984-01-03 |
| 4293447 | Process for repairing plate-shaped denitrating catalysts | Hideya Inaba, Kenichi Nagai, Masayoshi Ichiki, Kazuo Maeda | 1981-10-06 |
| 4233183 | Process for producing plate-shaped denitrating catalyst | Hideya Inaba, Kenichi Nagai, Kazuo Maeda | 1980-11-11 |
| 4206081 | Process for producing highly active denitrating catalysts | Hideya Inaba, Kazuo Maeda, Toshio Hama, Kenichi Nagai, Masayoshi Ichiki | 1980-06-03 |