Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959384 | Plant substrate growing medium | Steven D. Nelson, Michael D. Nelson, Daniel S. Nelson, Scott C. Nelson | 2021-03-30 |
| 9045379 | Plant growth substrate medium | Steven D. Nelson, Michael D. Nelson, Daniel S. Nelson | 2015-06-02 |