Top Inventors at Dravo Lime All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | John W. College | 15 |
| 2 | Lewis B. Benson | 8 |
| 3 | Manyam Babu | 5 |
| #4 | Shiaw Tseng | 5 |
| #5 | Yungli J. Lee | 4 |
| #6 | Daniel W. Berisko | 3 |
| #7 | Donald H. Stowe, Jr. | 3 |
| #8 | Charles J. Muzik | 2 |
| #9 | Kenneth L. Yoest | 2 |
| #10 | Russell C. Forsythe | 2 |
| #11 | David R. McKinney | 1 |
| #12 | Edward M. Halko | 1 |
| #13 | James D. Vogel | 1 |
| #14 | James H. Wilhelm | 1 |
| #15 | Joel H. Beeghly | 1 |
| #16 | Kenneth L. Hardee | 1 |
| #17 | Lynne M. Ernes | 1 |
| #18 | Marilyn J. Niksa | 1 |
| #19 | Phillip G. Morgan | 1 |
| #20 | Ralph B. Clark | 1 |
| #21 | Richard J. Coin | 1 |
| #22 | Ronald J. Rathi | 1 |
| #23 | Virupax C. Baligar | 1 |
| #24 | Jim Wilhelm | 1 |
| #25 | Bruce W. Lani | 1 |
| #26 | Steven Chenault | 1 |
| #27 | Dennis L. Glancy | 1 |
| #28 | K. Dale Ritchey | 1 |
| #29 | William Inkenhaus | 1 |
| #30 | William E. Braband | 1 |
| #31 | R. Mark Golightley | 1 |
| #32 | Andy W. Getsy | 1 |