Top Inventors at Si Handling Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Charles E. Jacoby | 7 |
| 2 | Peter Rohrbach | 6 |
| 3 | Per Lindquist | 5 |
| #4 | Barry L. Ziegenfus | 3 |
| #5 | Craig F. Sleep | 3 |
| #6 | James L. Thatcher | 3 |
| #7 | Katsuhiro Nagahori | 3 |
| #8 | Barry Conklin | 2 |
| #9 | David Clark | 2 |
| #10 | James Werkheiser | 2 |
| #11 | Kinjiro Tokunaga | 2 |
| #12 | Per-Erik Lindqvist | 2 |
| #13 | Phillip N. Ross | 2 |
| #14 | Robert A. Hale | 2 |
| #15 | Russell H. Scheel | 2 |
| #16 | Stanley K. Gutekunst | 2 |
| #17 | William L. Brown | 2 |
| #18 | Brad J. Boyd | 1 |
| #19 | Charles W. Schultz | 1 |
| #20 | David Galloway | 1 |
| #21 | Donald M. Berk | 1 |
| #22 | Donald R. Grunwald | 1 |
| #23 | Edmund L. Mangan | 1 |
| #24 | Kazusuke Kaji | 1 |
| #25 | Larry Reagan | 1 |
| #26 | Michael S. Yautz | 1 |
| #27 | Nikolai Eberhardt | 1 |
| #28 | Richard Haring | 1 |
| #29 | Robert Porter | 1 |
| #30 | Roger A. Pyle | 1 |
| #31 | Jeffry H. Wetherell | 1 |
| #32 | Minoru Watatani | 1 |
| #33 | John T. Hajcak, Jr. | 1 |
| #34 | William Benzak | 1 |
| #35 | John M. Sipos | 1 |
| #36 | Allen Easterling | 1 |
| #37 | Per E. Lindovist | 1 |
| #38 | Bruce Nobel | 1 |