Top Inventors at Sparco All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Benno Lebkuchner | 5 |
| 2 | Hans L. Kuster | 1 |
| 3 | Kenneth Sundberg | 1 |
| #4 | Leonid V. Budaragin | 1 |
| #5 | Luigi A. Cazzaniga | 1 |
| #6 | Robert W. Castle | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Benno Lebkuchner | 5 |
| 2 | Hans L. Kuster | 1 |
| 3 | Kenneth Sundberg | 1 |
| #4 | Leonid V. Budaragin | 1 |
| #5 | Luigi A. Cazzaniga | 1 |
| #6 | Robert W. Castle | 1 |