Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254512 | Method for treating gas and regenerating catalyst portion by portion | Yoshinori Takata, Tadaichi Shibahara, Yoshinori Yoshida | 1993-10-19 |
| 4986835 | Process for separating and recovering carbonic acid gas from gas mixture by adsorption | Masaru Uno, Masahiro Inoue, Shinichi Kaji | 1991-01-22 |
| 4985052 | Process for producing high purity oxygen gas from air | Kazuo Haruna, Masahiro Inoue, Hitosi Someda | 1991-01-15 |
| 4955998 | Process for separating gas | Kazuo Haruna, Masahiro Inoue | 1990-09-11 |
| 4917710 | Process for recovering oxygen enriched gas | Kazuo Haruna, Masahiro Inoue, Hitosi Someda | 1990-04-17 |
| 4684377 | Process for producing oxygen-enriched gas | Kazuo Haruna, Masaru Uno | 1987-08-04 |