Top Inventors at Usg Interiors 2020
| Rank | Name | Patents |
|---|---|---|
| 1 | Peder J. Gulbrandsen | 3 |
| 2 | Samuel D. Hulka | 2 |
| 3 | Michael P. Spihlman | 1 |
| #4 | Abraham M. Underkofler | 1 |
| #5 | Chester Chatman | 1 |
| #6 | Faris Alnakkar | 1 |
| #7 | James Mark Kemerling | 1 |
| #8 | Rafael Bury | 1 |
| #9 | Scott C. Bakken | 1 |
| #10 | Thomas M. Mayers | 1 |
| #11 | Wei Xu | 1 |
| #12 | William A. Frank | 1 |