Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7829057 | Carbon black and multi-stage process for making same | Yakov E. Kutsovsky, William L. Sifleet, Sheldon B. Davis, Gregory T. Gaudet | 2010-11-09 |
| 4645129 | Atomizing nozzle and use | Claude Laheyne | 1987-02-24 |