Top Inventors at Ambec All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Thomas Spangenberg | 4 |
| 2 | Gordon S. Lawless | 3 |
| 3 | Robert F. Risley | 3 |
| #4 | Paul E. Barkely | 2 |
| #5 | Paul Barkley | 2 |
| #6 | Carl Rakowski | 1 |
| #7 | Thomas Lamb | 1 |
| #8 | Cloyd K. Leedy, Jr. | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Thomas Spangenberg | 4 |
| 2 | Gordon S. Lawless | 3 |
| 3 | Robert F. Risley | 3 |
| #4 | Paul E. Barkely | 2 |
| #5 | Paul Barkley | 2 |
| #6 | Carl Rakowski | 1 |
| #7 | Thomas Lamb | 1 |
| #8 | Cloyd K. Leedy, Jr. | 1 |