Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986354 | Composition and placement process for oil field chemicals | Lisa A. Cantu | 1991-01-22 |
| 4527626 | Process and apparatus for removing dissolved oxygen | Lisa A. Cantu, Robert L. Coffee, James E. Stolhand | 1985-07-09 |