Top Inventors at Concast Ag All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Carl G. Langner | 5 |
| 2 | Franz Kawa | 4 |
| 3 | Adalbert Rohrig | 4 |
| #4 | Hans Gloor | 3 |
| #5 | Manfred Wolf | 3 |
| #6 | Michael Poran | 3 |
| #7 | Adalbert Roehrig | 3 |
| #8 | Bernhard Knell | 2 |
| #9 | Fritz Willim | 2 |
| #10 | Hans Streubel | 2 |
| #11 | Heinrich Marti | 2 |
| #12 | Nico Littooij | 2 |
| #13 | Paul Mueller | 2 |
| #14 | Theodor Rummel | 2 |
| #15 | Wilfried Heinemann | 2 |
| #16 | Bruno Rubeo | 1 |
| #17 | Carlos R. Navarro | 1 |
| #18 | Daniel Groetzinger | 1 |
| #19 | David P. Vickers | 1 |
| #20 | Friedrich Fluckiger | 1 |
| #21 | Gordon K. Allan | 1 |
| #22 | Hans G. Riederer | 1 |
| #23 | Herbert Fastert | 1 |
| #24 | Heinrich Tanner | 1 |
| #25 | Jan Lipton | 1 |
| #26 | Jimmy L. Helms | 1 |
| #27 | Joseph L. Cuomo | 1 |
| #28 | Johan Spijkerman | 1 |
| #29 | Ken Kumagai | 1 |
| #30 | Lyle J. Johnson, deceased | 1 |
| #31 | Markus Schmid | 1 |
| #32 | Mikhail Bass | 1 |
| #33 | Michael Cygler | 1 |
| #34 | Raymond Vial | 1 |
| #35 | Richard J. Tegtmeier | 1 |
| #36 | Sten Linder | 1 |
| #37 | Stefano Miani | 1 |
| #38 | Takashi Kawakami | 1 |
| #39 | Chester C. Tobiasz | 1 |
| #40 | Jack A. Yoblin | 1 |
| #41 | Jimmy D. Mote | 1 |
| #42 | Geza Szarka | 1 |
| #43 | Kenneth Mayland | 1 |
| #44 | Albert J. Perratore | 1 |
| #45 | Adolf Fuchs | 1 |
| #46 | Adrian Stilli | 1 |