Top Inventors at Hilgrave Incorporated All Time
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | John K. Hile | 4 |
| 1 | Matthew H. Gray | 4 |
| 3 | Robert D. Everett | 3 |
| #4 | Jeffery F. Beamsley | 2 |
| #4 | John C. Masters | 2 |
| #6 | Michael Ward | 1 |
| #6 | Donald L. Wakelin | 1 |
Showing 1–7 of 7 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | John K. Hile | 4 |
| 1 | Matthew H. Gray | 4 |
| 3 | Robert D. Everett | 3 |
| #4 | Jeffery F. Beamsley | 2 |
| #4 | John C. Masters | 2 |
| #6 | Michael Ward | 1 |
| #6 | Donald L. Wakelin | 1 |