Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5125002 | Furnace electrode protector | Richard C. Carle | 1992-06-23 |
| 4424071 | Molten mass temperature conditioner | Richard C. Carle | 1984-01-03 |
| 4246433 | Square glass furnace with sidewall electrodes | George B. Seifried | 1981-01-20 |