Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5150753 | Gravel pack screen having retention mesh support and fluid permeable particulate solids | Larry J. Quebedeaux, Joseph F. Donovan, Jefferson P. Ashton | 1992-09-29 |
| 5115864 | Gravel pack screen having retention means and fluid permeable particulate solids | Larry J. Quebedeau, Joseph F. Donovan, Jefferson P. Ashton | 1992-05-26 |
| 5050678 | Gravel pack screen having retention means and fluid permeable particulate solids | Larry J. Quebedeaux, Joseph F. Donovan, Jefferson P. Ashton | 1991-09-24 |
| 4917183 | Gravel pack screen having retention mesh support and fluid permeable particulate solids | Larry J. Quebedeaux, Joseph F. Donovan, Jefferson P. Ashton | 1990-04-17 |