Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Phyllis Carol Nolan | — | 16 |
| 2 | Harry Joe Smutzer | Greenleaf Nursery | 4 |
| 3 | Terry B. Noble | Rockland Manufacturing | 2 |
| 3 | Brian Chojnacki | — | 2 |
| #5 | Danny Fountain | Greenleaf Nursery | 1 |
| #5 | Darline Strain | — | 1 |
| #5 | Kerry Swanson | Greenleaf Nursery | 1 |
Part of Oklahoma