Top Inventors at M&R Marking Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Steven J. Sculler | 29 |
| 2 | Walter W. Stefanski | 11 |
| 3 | Frederick W. Dour | 9 |
| #4 | Anthony D. MacNeil | 8 |
| #5 | Michael P. Zambelli | 6 |
| #6 | David A. Reid | 4 |
| #7 | Anthony D. Franks | 4 |
| #8 | David C. Danielson | 3 |
| #9 | James M. Ryan | 3 |
| #10 | John R. Laverack | 3 |
| #11 | Sean Daw | 3 |
| #12 | Alexander Wall | 3 |
| #13 | Bobby Kenneth Lowrance | 2 |
| #14 | David A. Mayer | 2 |
| #15 | Doogong Yip | 2 |
| #16 | John Daniel Ward, Jr. | 2 |
| #17 | Michael D. Bailey | 2 |
| #18 | Tor G. Bonner | 2 |
| #19 | Christopher M. Fisher | 1 |
| #20 | Colin J. Brunton | 1 |
| #21 | Eric G. Fletcher | 1 |
| #22 | John J. Vesey | 1 |
| #23 | Leonard H. Sculler | 1 |
| #24 | Mitchell Stevelman | 1 |
| #25 | Salvatore Petralia | 1 |
| #26 | Walt Stefanski | 1 |
| #27 | Dmitry Lipkin | 1 |
| #28 | Alexander R. Veress | 1 |
| #29 | Arthur A. Tracton | 1 |