Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8353644 | Apparatus and method for moving and placing granulate material | Richard Dunlop, Robert Griffin, Steven Stokes, Denis A. Stokes | 2013-01-15 |
| 7690538 | Apparatus and method for moving and placing granulate material | Richard Dunlop, Robert Griffin, Steven Stokes, Denis A. Stokes | 2010-04-06 |
| 7303362 | Apparatus and method for moving and placing granulate material | Richard Dunlop, Robert Griffin, Steven Stokes, Denis A. Stokes | 2007-12-04 |
| 7094004 | Apparatus and method for moving and placing granulate material | Richard Dunlop, Robert Griffin, Stephen C. Stokes, Denis A. Stokes | 2006-08-22 |