Top Inventors at Phelps Dodge Industries All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Donald J. Barta | 5 |
| 2 | George H. Sollner | 5 |
| 3 | John Kauffman | 4 |
| #4 | George D. Hilker | 3 |
| #5 | George M. Meseha | 3 |
| #6 | Jessie H. Coon | 3 |
| #7 | Weijun Yin | 3 |
| #8 | Allan R. Knerr | 3 |
| #9 | Benjamin A. Escobar, Jr. | 2 |
| #10 | Donny R. Disque | 2 |
| #11 | Fausto Tavares | 2 |
| #12 | Gilbert Montes | 2 |
| #13 | James Jun Xu | 2 |
| #14 | John Corrado | 2 |
| #15 | John T. Farraro | 2 |
| #16 | Lester J. Wahner | 2 |
| #17 | Michael W. Lindvay | 2 |
| #18 | Richard Westenfeld | 2 |
| #19 | Thomas J. Chandler | 2 |
| #20 | Emory C. Brown | 1 |
| #21 | Frank M. Hayes | 1 |
| #22 | G. Daniel Hilker | 1 |
| #23 | James E. Bodette | 1 |
| #24 | Jerry L. Grimes | 1 |
| #25 | John W. Miller | 1 |
| #26 | John A. Zivic | 1 |
| #27 | Keith D. Bultemeier | 1 |
| #28 | Robert O. Aspy | 1 |
| #29 | Roger D. Wright | 1 |
| #30 | Verne H. Lausen | 1 |
| #31 | George F. Britner | 1 |
| #32 | Donald E. Rorick | 1 |
| #33 | Ramana V. Appadwedula | 1 |
| #34 | Fausto V. Travares | 1 |