Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861578 | Method of treating waste gas | Yoichi Mori | 1989-08-29 |
| 4826805 | Gas absorber | Hidenobu Arimitsu, Yoshiharu Yasuhara, Toshihiko Shiota | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861578 | Method of treating waste gas | Yoichi Mori | 1989-08-29 |
| 4826805 | Gas absorber | Hidenobu Arimitsu, Yoshiharu Yasuhara, Toshihiko Shiota | 1989-05-02 |