Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485017 | Toy top maze game | — | 2002-11-26 |
| 6364734 | Toy top structure and system | — | 2002-04-02 |
| 5531272 | Low temperature underwater epoxy system for zone isolation, remedial cementing, and casing repair | Thurman W. McPherson, II | 1996-07-02 |
| 5404950 | Low temperature underwater epoxy system for zone isolation, remedial cementing, and casing repair | Thurman W. McPherson, II | 1995-04-11 |
| 5377757 | Low temperature epoxy system for through tubing squeeze in profile modification, remedial cementing, and casing repair | — | 1995-01-03 |
| 5358564 | In-situ cementation for profile control | Paul Shu, Craig H. Phelps | 1994-10-25 |
| 5358563 | In-situ silica cementation for profile control during steam injection | Paul Shu, Craig H. Phelps | 1994-10-25 |
| 5295541 | Casing repair using a plastic resin | Thurman W. McPherson, II, Myung Kuc Hwang | 1994-03-22 |
| 5215147 | Method for selectively closing an intermediate zone of a near wellbore area | Leonard V. Grego, Craig H. Phelps | 1993-06-01 |
| 5211231 | In-situ cementation for profile control | Paul Shu, Craig H. Phelps | 1993-05-18 |
| 5211232 | In-situ silica cementation for profile control during steam injection | Paul Shu, Craig H. Phelps | 1993-05-18 |