Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Bryce L. Mannen | Fmc | 4 |
| 2 | Richard T. Jahr | White Consolidated Industries | 3 |
| 3 | Raymond Titsworth | Fmc | 2 |
| #4 | David F. Allgeyer | Umc Industries | 1 |
| #4 | Tumkur R. Vijay | Fmc | 1 |
| #4 | Steven W. Rogers | Snap-On Incorporated | 1 |
| #4 | Fredrick Lane Cantabery | — | 1 |
Part of Arkansas