How many patents does
Westerngeco Seismic Holdings have?
patents
988
families
222
granted
318
applications
670
US
275
EP
208
WO
133
GB
84
CN
42
RoW
246
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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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Westerngeco Seismic Holdings
Top ten assignees appearing on patents
Westerngeco Seismic Holdings
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| control system for positioning of marine seismic streamers | 25 | 1998 |
| active separation tracking and positioning system for towed seismic arrays | 20 | 2001 |
| computing rotation data using a gradient of translational data | 20 | 2013 |
| marine seismic survey method and system | 19 | 2004 |
| seismic sensor devices | 16 | 2008 |
| mems-based rotation sensor for seismic applications and sensor units having same | 14 | 2012 |
| seismic vibratory acquisition method and apparatus | 13 | 2007 |
| methods and computing systems for geosciences and petro-technical collaboration | 13 | 2013 |
| moveout correction of seismic data | 12 | 2007 |
| spatial interpolation of irregularly spaced seismic data | 12 | 2007 |