Top Inventors at Pioneer Plastics All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Wilfred J. Blease | 5 |
| 2 | Daniel Nelson | 2 |
| 3 | Robert A. Dumond | 2 |
| #4 | Don Ledbetter | 1 |
| #5 | Edward Knapp | 1 |
| #6 | Nathan King | 1 |
| #7 | Volker Kientzle | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Wilfred J. Blease | 5 |
| 2 | Daniel Nelson | 2 |
| 3 | Robert A. Dumond | 2 |
| #4 | Don Ledbetter | 1 |
| #5 | Edward Knapp | 1 |
| #6 | Nathan King | 1 |
| #7 | Volker Kientzle | 1 |