Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1091296 | Structure hanger | Shawn E. Story | 2025-09-02 |
| 8693518 | High temperature industrial furnace roof system | Fred Lindeman, Stephen Coates, William R. Materna | 2014-04-08 |
| 8428096 | Removable filler module | Fred Lindeman, Stephen Coates, William R. Materna | 2013-04-23 |
| 7726249 | Apparatus and method for isolating zones of an industrial furnace | William R. Materna, Fred Lindeman | 2010-06-01 |
| 4352721 | Process for applying designs to aluminum strip | Brian Curtis Turner | 1982-10-05 |