Top Inventors at Cyprus Mines All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jerry W. Rayfield | 3 |
| 2 | Kenneth E. Weber | 3 |
| 3 | Michael J. Lorang | 3 |
| #4 | Michael O. Wold | 3 |
| #5 | Carl W. Nichols | 2 |
| #6 | Marvin F. Hansen | 1 |
| #7 | Norman O. Clark | 1 |
| #8 | Richard D. Johnson | 1 |
| #9 | Richard S. Lamar | 1 |
| #10 | Robert E. Roeder | 1 |
| #11 | Robert D. Stewart | 1 |
| #12 | William E. Pratt | 1 |
| #13 | Yew C. Chang | 1 |
| #14 | Carl W. Nicols | 1 |