Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Scott A. Schimke | Hallmark Cards, Incorporated | 2 |
| 2 | Daniel T. Marshall | Herzog Railroad Services | 1 |
| 2 | Kenneth Ira Ritchey | — | 1 |
| 2 | Kurtis John Ritchey | — | 1 |
| 2 | Catherine E. McManus | — | 1 |
| 2 | Ashley Shelton | — | 1 |
| 2 | Thomas Davis | Hallmark Cards, Incorporated | 1 |
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