Top Inventors at Riggers Manufacturing Co All Time
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Neil F. Lampson | 3 |
| 2 | Edgar D. Engler | 2 |
| 3 | Gary V. Lorenz | 1 |
| 3 | Melvin G. Stapel | 1 |
| 3 | Walter H. Trask | 1 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Neil F. Lampson | 3 |
| 2 | Edgar D. Engler | 2 |
| 3 | Gary V. Lorenz | 1 |
| 3 | Melvin G. Stapel | 1 |
| 3 | Walter H. Trask | 1 |