Top Inventors at Spang All Time
Showing 1–14 of 14 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Peter C. Hill | 8 |
| 2 | John Underbrink | 6 |
| 3 | Ernest L. Thornell | 4 |
| 3 | Joseph Huth | 4 |
| #5 | Mary K. Litwicki | 2 |
| #6 | Alex M. Leary | 1 |
| #6 | Donald Cattoni | 1 |
| #6 | Mark A. Fanton | 1 |
| #6 | Michael E. McHenry | 1 |
| #6 | Paul R. Ohodnicki | 1 |
| #6 | Robert W. Olmsted | 1 |
| #6 | Samuel J. Kernion | 1 |
| #6 | Tony R. Maness | 1 |
| #6 | Vladimir Keylin | 1 |