Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326666 | Centrifugal type counterflow contact apparatus | Kiyoshi Fujiwara, Katsuaki Nagatomo, Shoji Yoshinaga, Fumio Shibata, Hiroshi Kanekiyo | 1982-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326666 | Centrifugal type counterflow contact apparatus | Kiyoshi Fujiwara, Katsuaki Nagatomo, Shoji Yoshinaga, Fumio Shibata, Hiroshi Kanekiyo | 1982-04-27 |