Top Inventors at Graf + Cie Ag All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Ralph A. Graf | 27 |
| 2 | Urs Muller | 3 |
| 3 | Werner Bisquolm | 3 |
| #4 | Gunter Steinbach | 2 |
| #5 | Markus Schilter | 2 |
| #6 | Peter Artzt | 2 |
| #7 | Stefan Geisser | 2 |
| #8 | Urs Schiltknecht | 2 |
| #9 | Volker Jehle | 2 |
| #10 | Arnold Vetterli | 2 |
| #11 | Erwin Zurcher | 1 |
| #12 | Felix Hasler | 1 |
| #13 | Josef Iten | 1 |
| #14 | Nikolaos Pavlou | 1 |
| #15 | Stephan Geisser | 1 |
| #16 | Willy Grob | 1 |
| #17 | Jorg Burki | 1 |
| #18 | Othmar Teuscher | 1 |
| #19 | Werner Siegrist | 1 |