Top Inventors at Firma Diehl All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Werner Arnold | 2 |
| 2 | Alfred Meisner | 2 |
| 3 | Dietmar Stutzle | 1 |
| #4 | Hans Flaig | 1 |
| #5 | Juergen Allgaier | 1 |
| #6 | Peter Ennen | 1 |
| #7 | Wilhelm Machmer | 1 |
| #8 | Josef Nuebauer | 1 |
| #9 | Anton Politzer | 1 |
| #10 | Arnold Werner | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Werner Arnold | 2 |
| 2 | Alfred Meisner | 2 |
| 3 | Dietmar Stutzle | 1 |
| #4 | Hans Flaig | 1 |
| #5 | Juergen Allgaier | 1 |
| #6 | Peter Ennen | 1 |
| #7 | Wilhelm Machmer | 1 |
| #8 | Josef Nuebauer | 1 |
| #9 | Anton Politzer | 1 |
| #10 | Arnold Werner | 1 |