David B. Ruddock
11Patents
6h-index
24Co-inventors
62Inventor score
Filing activity: Mar 9, 2007 → Oct 16, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7503392B2 | Deformable ball seat | Emerging Cross-Sectional Technologies | 80 | Active |
| US7673677B2 | Reusable ball seat having ball support member | Fixed Constructions | 69 | Active |
| US7644772B2 | Ball seat having segmented arcuate ball support member | Fixed Constructions | 56 | Active |
| US7628210B2 | Ball seat having ball support member | Fixed Constructions | 43 | Active |
| US7469744B2 | Deformable ball seat and method | Fixed Constructions | 17 | Active |
| US8157090B2 | Ball tray organizer for subterranean complex completions | Performing Operations; Transporting | 10 | Active |
| US8365829B2 | Tubular seat and tubular actuating system | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10907429B2 | Plug formed from a disintegrate on demand (DOD) material | Fixed Constructions | 3 | Active |
| US9447649B2 | Packer setting mechanism | Fixed Constructions | 2 | Active |
| US10415341B2 | Downhole system using packer setting joint and method | Fixed Constructions | 0 | Active |
| US7594544B2 | Downhole tubular sealing system | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.