Top Inventors at Diesel Technology All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert D. Straub | 11 |
| 2 | Richard F. Teerman | 6 |
| 3 | Robert C. Timmer | 5 |
| #4 | Gregg R. Spoolstra | 4 |
| #5 | Beckie J. DeYoung | 3 |
| #6 | Kenneth R. Potter | 3 |
| #7 | Michael VanAllsburg | 3 |
| #8 | Bryan Thomas Jett | 2 |
| #9 | Donna Mosher | 2 |
| #10 | Harold L. Wieland | 2 |
| #11 | Philip J. Czarnecki | 2 |
| #12 | Randall C. Harkema | 2 |
| #13 | Richard Lyons Hilsbos | 2 |
| #14 | Stacy Jean Shorey | 2 |
| #15 | Thomas Earhart | 2 |
| #16 | Werner Faupel | 2 |
| #17 | Brent Brower | 1 |
| #18 | Bruce W. Gillum | 1 |
| #19 | David Huber | 1 |
| #20 | Daniel Brian Ogren | 1 |
| #21 | Fred R. Larson | 1 |
| #22 | Hans-Joachim Schulz | 1 |
| #23 | Leland Milburn Haines | 1 |
| #24 | Michael Van Allsburg | 1 |
| #25 | Mike Smith | 1 |
| #26 | Patrick Joseph Crowley | 1 |
| #27 | Patrick E. Haney | 1 |
| #28 | Roger L. Wolfsen | 1 |
| #29 | Scott Goodenough | 1 |
| #30 | Thomas Rapp | 1 |
| #31 | Thomas Steele | 1 |
| #32 | Thomas Stegink | 1 |
| #33 | Todd Hutchings | 1 |
| #34 | Tong Wu | 1 |
| #35 | Werner Pape | 1 |
| #36 | Wilhelm Christ | 1 |
| #37 | Wilhem W. Christ | 1 |
| #38 | William M. Galloway | 1 |
| #39 | Scott Weliver | 1 |
| #40 | Allan J. Vanden Berg | 1 |