Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767148 | Organic matter digesting apparatus | Margaret Ruhl | 2020-09-08 |
| 10294448 | Method for digesting organic matter using a biodigesting apparatus comprising an angled digestion tank | Margaret Ruhl | 2019-05-21 |