Top Inventors at Usg All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kirk S. Moore | 2 |
| 2 | Michael L. Cloud | 2 |
| 3 | Bruce P. Carey | 1 |
| #4 | Donald A. Randolph | 1 |
| #5 | Kenneth R. Watkins | 1 |
| #6 | Lawrence R. Martinelli | 1 |
| #7 | Lyn R. Daunheimer | 1 |
| #8 | Otto L. Dozsa | 1 |
| #9 | Richard M. O'Toole | 1 |
| #10 | Roger M. Van Weelden | 1 |
| #11 | Roger M. VanWeelden | 1 |
| #12 | Steven W. Sucech | 1 |
| #13 | Terrance L. Williams | 1 |
| #14 | Thomas E. Rehder | 1 |
| #15 | Alan C. Wendt | 1 |
| #16 | Arthur W. Struss | 1 |