How many patents does
Schlumberger Holdings have?
patents
21,130
families
3,661
granted
4,784
applications
16,346
US
6,156
WO
3,889
GB
2,318
EP
2,257
CN
717
JP
65
KR
2
RoW
5,726
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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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Schlumberger Holdings
Top ten assignees appearing on patents
2009 - 2018
2009
Schlumberger Holdings
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| pick assembly | 80 | 2006 |
| stochastic bit noise control | 72 | 2007 |
| method and apparatus for sampling formation fluids | 47 | 2006 |
| a method for estimating an interval density in a wellbore | 45 | 2011 |
| system and method for low damage fracturing | 40 | 2007 |
| methods and apparatus for determining downhole parameters | 32 | 2011 |
| system and method for performing downhole stimulation operations | 29 | 2010 |
| energy radiation generator with bi-polar voltage ladder | 29 | 2011 |
| oberflächenkommunikationsgerät und verfahren zur verwendung für strangtelemetrie | 28 | 2005 |
| apparatus and methodology for measuring properties of microporous material at multiple s… 🛈 | 27 | 2013 |