Patents per Year
Top Inventors at Super Sack Mfg. All Time
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Norwin C. Derby | 30 |
| 2 | Craig Alan Nickell | 25 |
| 3 | Robert R. Williamson | 13 |
| #4 | Norwin Derby | 12 |
| #5 | Cynthia Finley | 5 |
| #5 | Norman C. Derby | 5 |
| #7 | Bobby Glenn Brown | 4 |
| #8 | Bradley Matthew Eisenbarth | 3 |
| #9 | David Kellenberger | 2 |
| #9 | Vincent Edwin Durden | 2 |
| #11 | Robert R. Wiliamson | 1 |
| #11 | Nancy Cline | 1 |