Top Inventors at Greenfield Industries All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Peter Greenfield | 4 |
| 2 | James H. Hall | 2 |
| 3 | Fred T. Shallenberger | 1 |
| #4 | George Hsu | 1 |
| #5 | Dino J. Emanuelli | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Peter Greenfield | 4 |
| 2 | James H. Hall | 2 |
| 3 | Fred T. Shallenberger | 1 |
| #4 | George Hsu | 1 |
| #5 | Dino J. Emanuelli | 1 |