Top Inventors at Hemagen/Pfc All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert J. Kaufman | 13 |
| 2 | Thomas J. Richard | 13 |
| 3 | Leland C. Clark, Jr. | 3 |
| #4 | Robert F. Shaw | 3 |
| #5 | George G. I. Moore | 2 |
| #6 | Raymond C. Grabiak | 2 |
| #7 | Richard M. Flynn | 2 |
| #8 | Thomas H. Goodin | 2 |
| #9 | William P. Cacheris | 2 |
| #10 | Donald W. Schoendorfer | 1 |
| #11 | Ralph W. Fuhrhop | 1 |
| #12 | Albert Lee | 1 |