Top Inventors at Bell & Howell Postal Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John S. O'Callaghan | 5 |
| 2 | Eduard Svyatsky | 4 |
| 3 | David Fillcicchia | 3 |
| #4 | Joseph Kalika | 3 |
| #5 | K. George Rabindran | 3 |
| #6 | Michael Wisniewski | 3 |
| #7 | Daniel Gibbons | 2 |
| #8 | David Haas | 2 |
| #9 | George Rabindran | 2 |
| #10 | Jack Bonn | 2 |
| #11 | James Carl McClain | 2 |
| #12 | Jose Pioquinto | 2 |
| #13 | Kenneth L. Guenther | 2 |
| #14 | Mel Kerstein | 2 |
| #15 | Niren Shah | 2 |
| #16 | Thomas Faber | 2 |
| #17 | Tony Chan | 2 |
| #18 | Walter S. Conard | 2 |
| #19 | Ann Dawkins | 2 |
| #20 | Anatoly Estis | 2 |
| #21 | David Filicicchia | 1 |
| #22 | David Schwaba | 1 |
| #23 | Fred Hegland | 1 |
| #24 | Gary Syde | 1 |
| #25 | Gary L. Vander Syde | 1 |
| #26 | Gary L. VanderSyde | 1 |
| #27 | Jimmy Ogles | 1 |
| #28 | John M. Buday | 1 |
| #29 | Mark R. Woolston | 1 |
| #30 | Metin M. Durum | 1 |
| #31 | Narasimha Swamy | 1 |
| #32 | Stephen R. Archer | 1 |
| #33 | Tomasz K. Bednarek | 1 |
| #34 | Walter Hosiner | 1 |
| #35 | Mathai P. Easo | 1 |
| #36 | Stelian Jurma | 1 |
| #37 | Richard Chodacki | 1 |
| #38 | Peter Heiberg | 1 |