Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696682 | Solid adsorbent for carbon monoxide and process for separation from gas mixture | Hidefumi Hirai, Makoto Komiyama, Keiichiro Wada | 1987-09-29 |
| 4546094 | Solid adsorbent for unsaturated hydrocarbon and process for separation of unsaturated hydrocarbon from gas mixture | Hidefumi Hirai, Makoto Komiyama | 1985-10-08 |
| 4525180 | Process for recovery of ethylene from gaseous mixture | Hidefumi Hirai, Makoto Komiyama | 1985-06-25 |
| 4470829 | Solid adsorbent for carbon monoxide and process for separation from gas mixture | Hidefumi Hirai, Makoto Komiyama, Keiichiro Wada | 1984-09-11 |
| 4460384 | Process for separating carbon monoxide from a gas mixture | Hidefumi Hirai, Makoto Komiyama | 1984-07-17 |