James R. Blanton
7Patents
5h-index
1Co-inventors
53Inventor score
Filing activity: May 12, 1977 → Aug 1, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4986727A | Pressure-operated oil and gas well swabbing device | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4181186A | Sleeve valve hydraulic jar tool | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4196782A | Temperature compensated sleeve valve hydraulic jar tool | Fixed Constructions | 19 | Expired |
| US4210214A | Temperature compensating hydraulic jarring tool | Fixed Constructions | 13 | Expired |
| US4211293A | Variable orifice sleeve valve hydraulic jar tool | Fixed Constructions | 8 | Expired |
| US7730957B2 | Well tool with line and installation method | Fixed Constructions | 4 | Active |
| US4150687A | Well pilot valve assembly | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.