Top Inventors at Ricoh Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Edward F. Mayer | 7 |
| 2 | Carl P. Anderson | 5 |
| 3 | Marco Padalino | 4 |
| #4 | Herbert K. Wurster | 2 |
| #5 | Mark A. Culpepper | 2 |
| #6 | Victor B. van Blerk | 2 |
| #7 | Donald F. Pfeuffer | 1 |
| #8 | Elden R. Morrison | 1 |
| #9 | James Larsen | 1 |
| #10 | Sanjiv Arora | 1 |
| #11 | Tomio Kubota | 1 |
| #12 | William J. Murphy | 1 |
| #13 | Steven R. Ungemach | 1 |
| #14 | Alan L. Koelling | 1 |
| #15 | Stephen J. Bolema | 1 |
| #16 | Arthur C. Lutus | 1 |