Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6086841 | Process for producing carbon blacks | — | 2000-07-11 |
| 5082502 | Cleaning apparatus and process | Allan C. Morgan, L. Willard Richards, Dan K. Puckett | 1992-01-21 |
| 4645657 | Production of carbon black | Alan A. Simpkin | 1987-02-24 |