Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8693518 | High temperature industrial furnace roof system | Fred Lindeman, William R. Materna, Timothy Park | 2014-04-08 |
| 8428096 | Removable filler module | Fred Lindeman, William R. Materna, Timothy Park | 2013-04-23 |
| 7496841 | Method and system for document collaboration | Barrie Hadfield, Robin Glover, Steve Hopkins | 2009-02-24 |
| 7040241 | Refractory brick and refractory construction | — | 2006-05-09 |
| 6427610 | High temperature industrial furnace roof structure | Barry R. James | 2002-08-06 |
| 6349570 | In-barrel wetting screw charger | Jake Ross, Anthony Sushel, Joseph Sewchok, Fred Lindeman | 2002-02-26 |
| 5558691 | Cullet feeder | Larry L. Horn, Barry R. James, William L. Merkle, William R. Materna | 1996-09-24 |
| 4754716 | Refractory shield removable toe | — | 1988-07-05 |
| 4705475 | Insulated refractory shield | — | 1987-11-10 |