Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879931 | Aerobic fermentation promoting device of excrements, aerobic fermentation system using it and compost therefrom | — | 1999-03-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879931 | Aerobic fermentation promoting device of excrements, aerobic fermentation system using it and compost therefrom | — | 1999-03-09 |