Top Inventors at Duro-Test All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Peter J. Walsh | 16 |
| 2 | Donald P. Northrop | 7 |
| 3 | Donald G. Trutner | 3 |
| #4 | Herbert S. Strauss | 3 |
| #5 | Luke Thorington | 3 |
| #6 | Gerald Schiazzano | 2 |
| #7 | Joel Shurgan | 2 |
| #8 | Lawrence Sheinberg | 2 |
| #9 | Raymond Fontana | 2 |
| #10 | Rudolph Kaufman | 2 |
| #11 | Wolfgang E. Thouret | 2 |
| #12 | Arpad Pirovic | 2 |
| #13 | Dávid Kovács | 1 |
| #14 | David P. Strauss | 1 |
| #15 | Irving S. Goldstein | 1 |
| #16 | Jack Brett | 1 |
| #17 | Lin Lin | 1 |
| #18 | Norman Baird | 1 |
| #19 | Harry Kee | 1 |
| #20 | Elwood D. Bickford | 1 |