Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9151738 | Solvent extraction using environmentally-friendly siloxane solvents | Franklin Scott Higgins | 2015-10-06 |
| 8068218 | Water in oil measurement using stabilizer | Frank S. Higgins | 2011-11-29 |