Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284688 | Refractory compositions | Gerd Trinkl, Vincent Edward Mellows, Reinhard Stötzel | 2001-09-04 |
| 5178826 | Method and apparatus for the production of nodular or compacted graphite iron castings | Wilfried Eisenacher | 1993-01-12 |
| 4919188 | Mould and process for the production of nodular or compacted graphite iron castings | Gerd Trinkl | 1990-04-24 |