Top Inventors at Atd All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | G. William Ragland | 18 |
| 2 | Raymond E. Ragland | 13 |
| 3 | Christopher V. Ragland | 11 |
| #4 | Matthew S. Remke | 9 |
| #5 | J. Bradley Pearce | 7 |
| #6 | Boyd A. Barnard | 5 |
| #7 | William M. Sheridan | 5 |
| #8 | Robert S. Timmerberg | 3 |
| #9 | Scott W. Ragland | 3 |
| #10 | Stephen J. Fairchild | 3 |
| #11 | Chris Ragland | 1 |
| #12 | Danny L. Constable | 1 |
| #13 | James Anderson | 1 |
| #14 | Ralph E. Parker | 1 |
| #15 | Jeanne L. Dahlke-Baumann | 1 |