Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669956 | Apparatus and method for molten metal depth detection | William Falk | 1997-09-23 |
| 5184894 | Method of using an immersible air cooled thermocouple | Richard A. Falk | 1993-02-09 |
| 5104234 | Air cooled thermocouple lance | Richard A. Falk | 1992-04-14 |