Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9470457 | Melt furnace, melt furnace control systems, and method of controlling a melt furnace | Karl Schroeder, Charles W. Drake, Jr. | 2016-10-18 |
| 4990749 | Temperature controller for a food merchandiser | Michael D. Grassmuck, Mason E. Laster, Jr., Nai H. Mak | 1991-02-05 |