Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6535795 | Method for chemical addition utilizing adaptive optimization | Marilyn W. Blaschke, Michael J. Zetlmeisl, David Matthew Fischer, Kenneth J. Tacchi | 2003-03-18 | $83,006,000 |
| 5446229 | Thermal cracking process with reduced coking | Don M. Taylor, Lynn M. Allen | 1995-08-29 | $33,464,000 |