Top Inventors at Digitaloptometrics All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Burton T. Fried | 8 |
| 2 | Howard S. Fried | 8 |
| 3 | Kurt Schaeffer | 8 |
| #4 | William K. Van Cleave | 8 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Burton T. Fried | 8 |
| 2 | Howard S. Fried | 8 |
| 3 | Kurt Schaeffer | 8 |
| #4 | William K. Van Cleave | 8 |