Top Inventors at Ameritech Services All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Raymond Walden Bennett, III | 9 |
| 2 | James F. Langdon | 6 |
| 3 | Paul W. Fellner | 6 |
| #4 | Carol Shifrin Gruchala | 3 |
| #5 | John Morrison | 3 |
| #6 | David Prahl | 2 |
| #7 | Gary B. Volpe | 2 |
| #8 | Gerard A. Stratelak | 2 |
| #9 | John T. Bretscher | 2 |
| #10 | Karen Frick | 2 |
| #11 | Bruce Kuhn | 1 |
| #12 | Christopher F. Simanonis | 1 |
| #13 | John Barton | 1 |
| #14 | Joel Engel | 1 |
| #15 | Michael F. Lathrope | 1 |
| #16 | Ronald S. Jahr | 1 |
| #17 | Thomas H. Cowell | 1 |
| #18 | William J. Hanby | 1 |
| #19 | Brett W. Heimburger | 1 |
| #20 | Arthur J. Varga | 1 |