Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652649 | Supplemental heating unit for crystal growth furnace | John D. Schupp | 2003-11-25 |
| 6602345 | Heater arrangement for crystal growth furnace | John D. Schupp | 2003-08-05 |
| 6562125 | Heater arrangement for crystal growth furnace | John D. Schupp | 2003-05-13 |
| 4827643 | Identification device for a container | Walter Schneider | 1989-05-09 |