Top Inventors at World Factory All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Gregory G. Kuelbs | 48 |
| 2 | Gustav P. Kuelbs | 18 |
| 3 | Zhongxing Zhou | 11 |
| #4 | Mingqiang Pu | 9 |
| #5 | Chad H. Jones | 5 |
| #6 | John A. Kuelbs | 3 |
| #7 | Kenneth Ward | 3 |
| #8 | Scott A. Plasek | 3 |
| #9 | Max Alan Probasco | 2 |
| #10 | Rodney Quillen | 2 |
| #11 | Michael J. Green | 1 |
| #12 | Donald Domzalski | 1 |
| #13 | Laura A. Malick Smith | 1 |