Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9412477 | Method of filling a container with hazardous waste | Gordon Crawford, David Skeath | 2016-08-09 |
| 8905909 | System for filling a container with hazardous waste | Gordon Crawford, David Skeath | 2014-12-09 |
| 8512216 | System for and method of filling a container with hazardous waste | Gordon Crawford, David Skeath | 2013-08-20 |
| 6299830 | Apparatus and method for tapping a furnace | Brian D. Raivo, Mitchell R. Greenhalgh | 2001-10-09 |