Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951350 | Fuel-gas reforming systems and methods | — | 2011-05-31 |
| 5425183 | Method and apparatus for producing and delivering solvent vapor to vessel interiors for treating residue deposits and coatings | — | 1995-06-20 |
| 4568933 | Electronic well tools and multi-channel recorder | Oliver W. McCracken, Carlos E. Montgomery, Larry C. Wortham | 1986-02-04 |
| RE31933 | High temperature well packer | James H. Bostock | 1985-07-02 |
| 4440221 | Submergible pump installation | William G. Boyle | 1984-04-03 |
| 4429622 | Pressure responsive actuator for use with an automatic dump valve | — | 1984-02-07 |
| 4398555 | Flow control valve | — | 1983-08-16 |
| 4363359 | Locking assembly for well devices | William G. Boyle | 1982-12-14 |
| 4333828 | Automatic dump valve | — | 1982-06-08 |
| 4328835 | Automatic dump valve | — | 1982-05-11 |
| 4300585 | Automatic dump valve | — | 1981-11-17 |
| 4296806 | High temperature well packer | James H. Bostock | 1981-10-27 |
| 4227573 | Reinforced seal unit for pumpdown pistons or well swabs | Joseph L. Pearce, Thomas W. Ray, John H. Yonker | 1980-10-14 |
| 4201364 | Radially expandable tubular valve seal | — | 1980-05-06 |