Top Inventors at Pfeifer & Langen All Time
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Dieter Schwengers | 7 |
| 2 | Herta Benecke | 3 |
| 3 | Ingrid Keller | 2 |
| 3 | Udo Breithaupt | 2 |
| #5 | Hermann Sahm | 1 |
| #5 | Karl Ludovici | 1 |
| #5 | Jan Buining | 1 |
| #5 | Werner Swyzen | 1 |
| #5 | Robert Klemps | 1 |
| #5 | Siegfried Schoberth | 1 |
| #5 | Arnold Langen | 1 |