Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark D. Mueller | Union Oil Company Of California | 3 |
| 2 | Robert L. Ibsen | Den-Mat Holdings | 2 |
| 2 | Thomas C. Chadwick | Den-Mat Holdings | 2 |
| #4 | Steven J. Bierend | — | 1 |
| #4 | David Ouellet | Den-Mat Holdings | 1 |
| #4 | William R. Glace | Den-Mat Holdings | 1 |
| #4 | Donald R. Pacropis | Den-Mat Holdings | 1 |
| #4 | Anthony J. Cota | — | 1 |
| #4 | Gerard Forgnone | — | 1 |
| #4 | Michael J. Cota | — | 1 |
| #4 | John A. Houlihan | — | 1 |
| #4 | Mikiso Mizuki | — | 1 |
| #4 | Donald Lord | — | 1 |
| #4 | Robert D. Shriner | — | 1 |
| #4 | Rodney J. Lloyd | — | 1 |
Part of California