Christopher L. McDowell
16Patents
5h-index
10Co-inventors
59Inventor score
Filing activity: Jul 29, 2010 → Jan 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8978750B2 | Signal operated isolation valve | Fixed Constructions | 16 | Active |
| US9163481B2 | Remotely operated isolation valve | Fixed Constructions | 10 | Active |
| US10151171B2 | Signal operated isolation valve | Fixed Constructions | 7 | Active |
| US10132137B2 | Bidirectional downhole isolation valve | Fixed Constructions | 6 | Active |
| US10895130B2 | Remotely operated isolation valve | Fixed Constructions | 5 | Active |
| US10214999B2 | Remotely operated isolation valve | Fixed Constructions | 5 | Active |
| US10890048B2 | Signal operated isolation valve | Fixed Constructions | 4 | Active |
| US10107075B2 | Downhole isolation valve | Fixed Constructions | 2 | Active |
| US8708051B2 | Isolation valve with debris control and flow tube protection | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9394762B2 | Isolation valve with debris control and flow tube protection | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10180041B2 | Isolation valve with debris control and flow tube protection | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11773691B2 | Remotely operated isolation valve | Fixed Constructions | 0 | Active |
| US10787900B2 | Differential pressure indicator for downhole isolation valve | Fixed Constructions | 0 | Active |
| US10344562B2 | Riser annular isolation device | Fixed Constructions | 0 | Active |
| US10619440B2 | Communication through a hanger and wellhead | Electricity | 0 | Active |
| US10513904B2 | Provision of internal lines in a well tool | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.