Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637499 | Heat shield with adjustable discharge opening for use in a casting furnace | — | 2003-10-28 |
| 6264884 | Purification hearth | Ingo A. Grosse | 2001-07-24 |
| 6175585 | Electron beam shielding apparatus and methods for shielding electron beams | Ingo A. Grosse, Mark Hall | 2001-01-16 |
| 5972282 | Straight hearth furnace for titanium refining | Carlos E. Aguirre, Steven H. Reichman | 1999-10-26 |