Top Inventors at National Broach & Machine All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Carrol L. King | 2 |
| 2 | Harvey J. Yera | 2 |
| 3 | Suren B. Rao | 2 |
| #4 | Axel B. Abrahamsson | 1 |
| #5 | Carol L. King | 1 |
| #6 | Donald W. Mast | 1 |
| #7 | Eugene J. Bistrick | 1 |
| #8 | Margaret Wieczorek | 1 |
| #9 | Richard W. Schwartz | 1 |
| #10 | David A. Iwaniuk | 1 |
| #11 | Richard G. Keehn | 1 |