Top Inventors at Northstar Manufacturing Co. All Time
Showing 1–10 of 10 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | James R. Ryshavy | 7 |
| 2 | Shawn Christopher Miller | 6 |
| 3 | Thomas Graham Spears | 4 |
| #4 | Kurt P. Vinje | 3 |
| #4 | Spenser Ryan Shimek | 3 |
| #6 | Jeffrey Michael Goranson | 2 |
| #7 | Clinton E. Grove | 1 |
| #7 | Robert D. Grove | 1 |
| #7 | Stephen M. Gravelle | 1 |
| #7 | Bruce L. Currey | 1 |