NCS MULTISTAGE INC.
66Patents
66Active
66Granted
51Portfolio score
Filing activity: Sep 12, 2012 → Jul 31, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9593542B2 | Casing float tool | Fixed Constructions | 41 | Active |
| US10465445B2 | Casing float tool | Fixed Constructions | 16 | Active |
| US9334714B2 | Downhole assembly with debris relief, and method for using same | Fixed Constructions | 14 | Active |
| US10066467B2 | Electrically actuated downhole flow control apparatus | Fixed Constructions | 13 | Active |
| US9234412B2 | Tools and methods for use in completion of a wellbore | Fixed Constructions | 10 | Active |
| US10208564B2 | Tubular airlock assembly | Fixed Constructions | 9 | Active |
| US9970262B2 | Downhole valve apparatus | Fixed Constructions | 7 | Active |
| US10890057B2 | Method for injecting fluid into a formation to produce oil | Fixed Constructions | 6 | Active |
| US9903182B2 | Fracturing valve and fracturing tool string | Fixed Constructions | 6 | Active |
| US10883314B2 | Casing float tool | Fixed Constructions | 5 | Active |
| US10180046B2 | Downhole flow control apparatus with screen | Fixed Constructions | 5 | Active |
| US10151162B2 | Hydraulic locator | Fixed Constructions | 5 | Active |
| US10883315B2 | Casing float tool | Fixed Constructions | 5 | Active |
| US9982512B2 | Apparatus and method for treating a reservoir using re-closeable sleeves | Fixed Constructions | 3 | Active |
| US10161207B2 | Apparatus, system and method for treating a reservoir using re-closeable sleeves and novel use of a shifting tool | Fixed Constructions | 3 | Active |
| US11180958B2 | Casing float tool | Fixed Constructions | 3 | Active |
| US10030479B2 | Tool for opening and closing sleeves within a wellbore | Fixed Constructions | 2 | Active |
| US10927663B2 | Method of fault detection and recovery in a tubing string located in a hydrocarbon well, and apparatus for same | Physics | 2 | Active |
| US11261715B2 | In situ injection or production via a well using selective operation of multi-valve assemblies with choked configurations | Fixed Constructions | 1 | Active |
| US9140098B2 | Downhole isolation and depressurization tool | Fixed Constructions | 1 | Active |
| US10808509B2 | Electrically actuated downhole flow control apparatus | Fixed Constructions | 1 | Active |
| US10227845B2 | Tools and methods for use in completion of a wellbore | Fixed Constructions | 1 | Active |
| US11434735B2 | Apparatuses, systems and methods for producing hydrocarbon material from a subterranean formation | Fixed Constructions | 1 | Active |
| US10689950B2 | Apparatus, systems and methods for controlling flow communication with a subterranean formation | Fixed Constructions | 1 | Active |
| US10344561B2 | Tools and methods for use in completion of a wellbore | Fixed Constructions | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.