Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10222062 | Industrial furnace | Leslie Wilfred Benum, Eric Clavelle, Grazyna Petela, Mark Williamson | 2019-03-05 |
| 9618204 | Industrial furnace | Leslie Wilfred Benum, Eric Clavelle, Grazyna Petela, Mark Williamson | 2017-04-11 |