How many patents does
Expro North Sea have?
patents
361
families
75
granted
73
applications
288
GB
62
EP
61
WO
60
US
51
RoW
127
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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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Expro North Sea
Top ten assignees appearing on patents
2009 - 2018
| expro north sea | 311 |
| expro ax-s technology | 34 |
| flight refuelling | 4 |
| ax-s technology | 4 |
| baker hughes | 3 |
| expro ax-s tachnology | 1 |
2009
| expro north sea | 31 |
| expro ax-s technology | 7 |
| baker hughes | 1 |
| flight refuelling | 1 |
2018
| expro north sea | 32 |
| baker hughes | 1 |
Expro North Sea
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| control of sub surface safety valves | 16 | 2008 |
| well monitoring | 13 | 2010 |
| downhole signalling systems and methods | 13 | 2011 |
| downhole communication | 11 | 2012 |
| downhole power generation | 11 | 2008 |
| valve assembly | 10 | 2013 |
| electrical power and/or electrical signal transmission | 10 | 2010 |
| downhole structure sections | 10 | 2011 |
| connector | 9 | 2013 |
| valve assembly | 9 | 2010 |