Top Inventors at Learonal All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Fred I. Nobel | 23 |
| 2 | William R. Brasch | 17 |
| 3 | Barnet D. Ostrow | 9 |
| #4 | David N. Schram | 9 |
| #5 | Michael P. Toben | 8 |
| #6 | Donald W. Thomson | 6 |
| #7 | James L. Martin | 5 |
| #8 | John E. McCaskie | 5 |
| #9 | Neil D. Brown | 4 |
| #10 | Carlo Favini | 3 |
| #11 | Chris Tsiamis | 3 |
| #12 | Luis H. Garay | 3 |
| #13 | Claudia Mosher | 2 |
| #14 | David J. Esterl | 2 |
| #15 | John Houman | 2 |
| #16 | Keith J. Whitlaw | 2 |
| #17 | Robert Schetty | 2 |
| #18 | Robert Stavitsky | 2 |
| #19 | Anthony J. Drago | 2 |
| #20 | Colleen A. Doyle | 1 |
| #21 | David A. Luke | 1 |
| #22 | David N. Michelen | 1 |
| #23 | Daniel J. Vaughan | 1 |
| #24 | Dieter Hahn | 1 |
| #25 | George A. Federman | 1 |
| #26 | Jason D. Horowitz | 1 |
| #27 | Karl-Hans Fuchs | 1 |
| #28 | Reinhold Bayer | 1 |
| #29 | Richard B. Kessler | 1 |
| #30 | Stephane Menard | 1 |
| #31 | Mark Goodenough | 1 |
| #32 | Basil D. Lovelock | 1 |
| #33 | Uwe Dreibigacker | 1 |
| #34 | Daniel C. Marcktell | 1 |