Top Inventors at Alwin Manufacturing Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Alan P. Paal | 12 |
| 2 | Alan J. Pierquet | 12 |
| 3 | Kenneth H. LaCount | 10 |
| #4 | Daniel C. Kananen | 8 |
| #5 | Donald G. Krueger | 5 |
| #6 | James A. Rodrian | 5 |
| #7 | Lawrence R. Hansen | 5 |
| #8 | William G. Haen | 5 |
| #9 | Diane L. Stephan | 4 |
| #10 | Todd G. Welsch | 4 |
| #11 | Sheldon P. Carr | 3 |
| #12 | James A. Diring | 2 |
| #13 | Kenneth H. Quigley | 2 |
| #14 | Larry Schotz | 2 |
| #15 | Patrick Gerald McCutcheon | 2 |
| #16 | Sigurdur S. Witt | 2 |
| #17 | Thomas Michael Leiterman | 2 |
| #18 | Abtin Spantman | 2 |
| #19 | Arthur N. Schultz | 2 |
| #20 | Kevin Roland Knapp | 1 |
| #21 | Robert T. Buczkiewicz | 1 |
| #22 | Ryan Paul | 1 |