Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John F. Engel | Fmc | 3 |
| 1 | James H. Bowen | Product Engineering & Manufacturing | 3 |
| 3 | Marc Richelsoph | Spinal Innovations | 2 |
| #4 | Joseph F. Higginbothan | Unknown | 1 |
| #4 | Manual Costales | — | 1 |
| #4 | Edward Hand | Belmont Textile Machinery | 1 |
| #4 | Ralph H. Rhyne | — | 1 |
| #4 | Patrick S. Yager | Unknown | 1 |
Part of North Carolina