Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth A. Johnson | Mdt Co.,Ltd. | 22 |
| 2 | Scott Eugene Conner | Eli Lilly | 21 |
| 3 | Robert G. Reed | Elan Pharma International | 11 |
| #4 | Dennis A. Wilber | Cummins Engine | 6 |
| #4 | Walker Newell | Wolff Industries | 6 |
| #6 | Richard D. Johnston | Caterpillar | 3 |
| #7 | David W. Strickland | — | 1 |
| #7 | Daniel E. ARONHALT | Cummins Intellectual Properties | 1 |
| #7 | Harold W. Pool | — | 1 |
| #7 | Jeff D. Daiker | Cummins | 1 |
Part of Indiana