Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7162834 | Methods for enhancing plant growth using hydrogen gas | David B. Layzell, Zhongmin Dong | 2007-01-16 |
| 6848212 | Methods for enhancing plant growth using hydrogen gas | David B. Layzell, Zhongmin Dong | 2005-02-01 |