Top Inventors at Sdcmaterials All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Maximilian A. Biberger | 52 |
| 2 | Qinghua Yin | 28 |
| 3 | Xiwang Qi | 20 |
| #4 | Stephen Lehman | 14 |
| #5 | Frederick P. Layman | 11 |
| #6 | Robert Matthew Kevwitch | 11 |
| #7 | Jesudos J. Kingsley | 8 |
| #8 | David Leamon | 7 |
| #9 | Fredrick P. Layman | 5 |
| #10 | Jayashir Sarkar | 3 |
| #11 | Bryant Kearl | 2 |
| #12 | Eliseo Ruiz | 2 |
| #13 | Willibrordus G. M. Van Den Hoek | 2 |
| #14 | Wilbert van den Hoek | 1 |