How many patents does
Schlumberger Technology have?
patents
31,595
families
7,237
granted
7,639
applications
23,956
US
11,137
WO
5,195
GB
2,767
EP
2,743
CN
1,016
JP
56
KR
4
RoW
8,677
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- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Schlumberger Technology
Top ten assignees appearing on patents
2009 - 2018
| schlumberger technology | 22536 |
| schlumberger holdings | 8017 |
| schlumberger canada | 7390 |
| services petroliers schlumberger | 7355 |
| prad research and development | 6522 |
| logined | 705 |
| geco technology | 445 |
| smith international | 431 |
| westerngeco | 411 |
| geoquest systems | 323 |
2009
2018
Schlumberger Technology
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 |
| jack element adapted to rotate independent of a drill bit | 37 | 2005 |
| a tubular connection | 33 | 2012 |
| methods and apparatus for determining downhole parameters | 32 | 2011 |
| pipe handling apparatus and method | 31 | 2007 |
| system and method for performing downhole stimulation operations | 29 | 2010 |