David Malone
8Patents
4h-index
8Co-inventors
50Inventor score
Filing activity: Oct 25, 1973 → Nov 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4847815A | Sinusoidal pressure pulse generator for measurement while drilling tool | Fixed Constructions | 78 | Expired |
| US3955720A | Low pressure dispensing apparatus with air pump | Performing Operations; Transporting | 52 | Expired |
| US5146433A | Mud pump noise cancellation system and method | Fixed Constructions | 44 | Expired |
| US9988894B1 | System and method for installing a power line in a well | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US11293273B2 | Method and apparatus for downhole heating | Fixed Constructions | 0 | Active |
| US10530143B2 | Stress control cones for downhole electrical power system tubing encapsulated power cables | Electricity | 0 | Active |
| US9698714B2 | System and method for asynchronous permanent magnet motor operation | Emerging Cross-Sectional Technologies | 0 | Active |
| US9915135B1 | Downhole powered device system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.