Top Inventors at Dr. C. Otto Feuerfest Gmbh 1989
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hans-Joachim Koschlig | 2 |
| 2 | Willi Kunkel | 1 |
| 2 | Martin Heumuller | 1 |
| 2 | Walter Hartmann | 1 |
| 2 | Engelbert Overkott | 1 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hans-Joachim Koschlig | 2 |
| 2 | Willi Kunkel | 1 |
| 2 | Martin Heumuller | 1 |
| 2 | Walter Hartmann | 1 |
| 2 | Engelbert Overkott | 1 |