Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791085 | Porous solid material | Neil B. Graham | 1998-08-11 |
| 5382270 | Plant growth media comprising cross-linked hydrogel particles | Neil B. Graham, Ralph Christie Kirkwood | 1995-01-17 |
| 5168655 | Hydroponic crop production | Andrew A. Davidson | 1992-12-08 |