Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384731 | Black nitrogen—a milk-based fertilizer composition with a soluble coal dust ingredient | William Robert Selkirk, Jr., Michael Brown, Jennifer Xiaoyu Xu Brown | 2025-08-12 |
| 12319631 | Black nitrogen—a milk-based fertilizer composition with coal dust | William Robert Selkirk, Jr. | 2025-06-03 |