Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253594 | Interventionless pressure operated sliding sleeve | John K. Wakefield, Robert S. O'Brien, Alexander Kendall, Stephen A. Graham | 2019-04-09 |
| 5610126 | Lavatory cleansing compositions | Eric Dennis Barford, John Marshall, Daniel Jeffrey | 1997-03-11 |
| 4738728 | Lavatory cleansing blocks containing polyvalent metal salts to control in-use block life | Eric Dennis Barford | 1988-04-19 |
| 4730659 | Casting apparatus | Anthony W. Hudd, Stephen T. Bloor, Erling Roller | 1988-03-15 |
| 4640335 | Casting apparatus | Anthony W. Hudd, Stephen T. Bloor, Erling Roller | 1987-02-03 |
| 4300852 | Underwater structural joints | — | 1981-11-17 |
| 4235373 | Fluid dispenser | — | 1980-11-25 |