Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hans-Joachim Graf | Rhein Chemie Rheinau Gmbh | 2 |
| 2 | Walter Thust | — | 1 |
| 2 | Werner Kleine | Hilti Aktiengesellschaft | 1 |
| 2 | Friedrich E. Frerichs | — | 1 |
| 2 | Holger Schroter | Gestra Ag | 1 |
6 patents · 5 inventors
Ranked #6,205 of 24,315 cities Top 30%
Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hans-Joachim Graf | Rhein Chemie Rheinau Gmbh | 2 |
| 2 | Walter Thust | — | 1 |
| 2 | Werner Kleine | Hilti Aktiengesellschaft | 1 |
| 2 | Friedrich E. Frerichs | — | 1 |
| 2 | Holger Schroter | Gestra Ag | 1 |