Top Inventors at Lone Star Industries All Time
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | James Sawyer | 3 |
| 2 | Mark Fitzgerald | 2 |
| 2 | Richard F. Heitzmann | 2 |
| #4 | Billy B. Gravitt | 1 |
| #4 | Larry C. Muszynski | 1 |
| #4 | Richard E. Heitzmann | 1 |
| #4 | Ronald R. Piniecki | 1 |
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | James Sawyer | 3 |
| 2 | Mark Fitzgerald | 2 |
| 2 | Richard F. Heitzmann | 2 |
| #4 | Billy B. Gravitt | 1 |
| #4 | Larry C. Muszynski | 1 |
| #4 | Richard E. Heitzmann | 1 |
| #4 | Ronald R. Piniecki | 1 |