Top Inventors at Sono-Tek All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Harvey L. Berger | 9 |
| 2 | Charles R. Brandow | 3 |
| 3 | Robb W. Engle | 3 |
| #4 | Randy A. Copeman | 2 |
| #5 | William J. Broe | 2 |
| #6 | Alan Paul | 2 |
| #7 | Carl Levine | 1 |
| #8 | Donald F. Mowbray | 1 |
| #9 | Howard S. Barr | 1 |
| #10 | James Gordon | 1 |
| #11 | Joe E. Deavenport | 1 |
| #12 | John J. Erickson | 1 |
| #13 | Joseph Riemer | 1 |
| #14 | Matthew Walls | 1 |
| #15 | Robert J. Russell | 1 |
| #16 | Robert J. Schuessler | 1 |
| #17 | Scott G. Ehrenberg | 1 |
| #18 | Thomas A. Steinke | 1 |
| #19 | Vincent D. Whipple | 1 |
| #20 | A. Earle Ericson | 1 |