Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598683 | Portable injection-casing driver | Frank D. Ultimo, Sr., Luis E. Hernandez | 2003-07-29 |
| 6302380 | Portable injection-casing extractor | Frank D. Ultimo, Sr., Luis E. Hernandez | 2001-10-16 |