Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270665 | Aeration tank of organic waste liquor and aeration apparatus using the tank | Yoshiichi Okada | 2001-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6270665 | Aeration tank of organic waste liquor and aeration apparatus using the tank | Yoshiichi Okada | 2001-08-07 |