Top Inventors at Oldcastle Buildingenvelope All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Phil Clark | 7 |
| 2 | Edwin Hathaway | 6 |
| 3 | William J. Lang | 6 |
| #4 | Mateo Neri | 5 |
| #5 | Nathan Creech | 5 |
| #6 | Ronald J. Spellich | 5 |
| #7 | Conor Patrick McDonald | 4 |
| #8 | James P. Clark | 4 |
| #9 | Jeffrey James Phillips | 4 |
| #10 | Kelley Douglass | 4 |
| #11 | Philip M. Benes | 4 |
| #12 | Gavin Brin | 3 |
| #13 | Jarett Gibson | 3 |
| #14 | Jeff Geier | 3 |
| #15 | Joseph Schiavone | 3 |
| #16 | Tim Newbrough | 3 |
| #17 | Christopher Todd Herndon | 2 |
| #18 | Dale Wruck | 2 |
| #19 | Greg Hall | 2 |
| #20 | Peter Strycharske | 2 |
| #21 | Richard Braunstein | 2 |
| #22 | William J. McDonald | 2 |
| #23 | Billy Strait | 1 |
| #24 | Bob Gebert | 1 |
| #25 | David C. Anderson | 1 |
| #26 | Daipayan Bhattacharya | 1 |
| #27 | Daniel Frank | 1 |
| #28 | Fred A. Grunewald | 1 |
| #29 | Joshua M. Weber | 1 |
| #30 | Kelly Erbrect | 1 |
| #31 | Mark T. Green | 1 |
| #32 | Pete Strycharske | 1 |
| #33 | Rick Wright | 1 |
| #34 | Robert O. WILLIAMS, III | 1 |
| #35 | Stan Nowak | 1 |
| #36 | Tony Cholfe | 1 |
| #37 | William T. Morrison | 1 |
| #38 | William L. West | 1 |