Top Inventors at Tetrad All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Joseph V. Ranalletta | 9 |
| 2 | Clyde G. Oakley | 8 |
| 3 | Dennis R. Dietz | 7 |
| #4 | Stephen J. Douglas | 4 |
| #5 | Lawrence J. Busse | 3 |
| #6 | Eckehart Zimmermann | 2 |
| #7 | Wing K. Law | 2 |
| #8 | Don Michal | 1 |
| #9 | John Shishilla | 1 |
| #10 | Michael de Angeli | 1 |
| #11 | Michael J. Fife | 1 |
| #12 | Richard Denny | 1 |
| #13 | William M. Glenn, Jr. | 1 |
| #14 | Susan K. Rustebakke | 1 |