Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523610 | Methods and apparatus for forming metal casings in well bores | James E. Griffith, Jiten Chatterji, John L. Dennis, Jr. | 2003-02-25 |
| 6524384 | Oil-based settable spotting fluid | James E. Griffith, Jiten Chatterji, John L. Dennis, Jr. | 2003-02-25 |
| 6503870 | Sealing subterranean zones | James E. Griffith, Jiten Chatterji, Bobby J. King, Roger S. Cromwell, John L. Dennis, Jr. | 2003-01-07 |