How many patents does
Welldynamics have?
patents
265
families
38
granted
93
applications
172
EP
64
US
62
WO
16
RoW
123
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Welldynamics
Top ten assignees appearing on patents
2009 - 2018
| welldynamics | 203 |
| halliburton energy services group | 55 |
| velldajnehmiks | 1 |
| department of the navy, naval rese… 🛈 | 1 |
Welldynamics
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| remote actuation of downhole well tools | 49 | 2008 |
| casing valves system for selective well stimulation and control | 24 | 2007 |
| energized composite metal to metal seal | 19 | 2008 |
| fiber optic splice housing and integral dry mate connector system | 14 | 2004 |
| downhole pressure balanced electrical connections | 11 | 2006 |
| well tool having enhanced packing element assembly | 10 | 2007 |
| hydrogen diffusion delay barrier for fiber optic cables used in hostile environments | 9 | 2004 |
| metal to metal seal for downhole tools | 9 | 2006 |
| fluid metering device and method for well tool | 8 | 2009 |
| well tool having magnetically coupled position sensor | 8 | 2006 |