Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8100067 | Apparatus and method for the injection of viscous fertilizer below the surface of the soil | Phil Sidhwa, Dan Goldhawk, Walter Stewart Grose | 2012-01-24 |
| 7775168 | Apparatus and method for the injection of viscous fertilizer below the surface of the soil | Phil Sidhwa, Dan Goldhawk, Walter Stewart Grose | 2010-08-17 |