Merle E. Evans
14Patents
6h-index
15Co-inventors
63Inventor score
Filing activity: Jul 26, 1983 → Jul 17, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5092635A | Buttress thread form | Mechanical Engineering; Lighting; Heating | 179 | Expired |
| US4591195A | Pipe joint | Mechanical Engineering; Lighting; Heating | 51 | Expired |
| US6581980B1 | Threaded connection with high compressive rating | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6811189B1 | Corrosion seal for threaded connections | Emerging Cross-Sectional Technologies | 25 | Expired |
| US7887103B2 | Energizing seal for expandable connections | Mechanical Engineering; Lighting; Heating | 16 | Active |
| US7798536B2 | Reverse sliding seal for expandable tubular connections | Fixed Constructions | 7 | Active |
| US8181707B2 | Apparatus and methods to protect connections | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7798238B2 | Apparatus and methods to protect connections | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9044802B2 | Dynamic load expansion test bench and method of expanding a tubular | Performing Operations; Transporting | 1 | Active |
| US10612702B2 | Torque shoulder of a premium connection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12104720B2 | Torque shoulder of a premium connection | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10006569B2 | Threaded connection for pipes, such as oil and gas pipes | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11614184B2 | Method for making a threaded connection for pipes, such as oil and gas pipes | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10612700B2 | Method for making a threaded connection for pipes, such as oil and gas pipes | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.