Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10713616 | Determining a remaining amount of material in a material package | Stephen Lee Spruell, Charles A. Murrah, Jr. | 2020-07-14 |
| 10535038 | Determining a remaining amount of material in a material package | Stephen Lee Spruell, Charles A. Murrah, Jr. | 2020-01-14 |