Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9624050 | System, apparatus and method for preparing materials transported in open top conveyance | D. David Hefner, Brian Joseph Deah, Daniel Raymond Deah | 2017-04-18 |
| 9382080 | System, apparatus and method for preparing materials transported in open top conveyance | D. David Hefner, Brian Joseph Deah, Daniel Raymond Deah | 2016-07-05 |