The report contains ten-year analysis with the following sections
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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
systems, methods, and catalysts for producing a crude product | 135 | 2003 |
systems and processes for use in treating subsurface formations | 114 | 2005 |
circulated heated transfer fluid heating of subsurface hydrocarbon formations | 92 | 2008 |
heating tar sands formations to visbreaking temperatures | 89 | 2006 |
induction heaters used to heat subsurface formations | 87 | 2007 |
in situ recovery from residually heated sections in a hydrocarbon containing formation | 81 | 2007 |
systems,methods and processes for use in treating subsurface formations | 78 | 2005 |
temperature limited heaters using phase transformation of ferromagnetic material | 76 | 2006 |
methods and systems for processing biomass material | 66 | 2012 |
methods for producing a crude product | 51 | 2006 |