Top Inventors at Sperlan Hearing Protection All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jim Tiemens | 4 |
| 2 | Stephen D. Gilder | 4 |
| 3 | John Jenkins | 3 |
| #4 | David B. Mulvey | 2 |
| #5 | Kevin Michael | 2 |
| #6 | Edwin Woo | 1 |
| #7 | Fredrik Hansson | 1 |
| #8 | Jarle Svean | 1 |
| #9 | Larry Sanders | 1 |
| #10 | Peter Franzen | 1 |
| #11 | Per Hiselius | 1 |
| #12 | Thomas W. Fleming | 1 |