Patent assignee · US · COMPANY

Sionex Corporation

34Patents
13Active
34Granted
44Portfolio score

Filing activity: Aug 14, 2001 → Feb 1, 2008 · 13 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7057168B2 Systems for differential ion mobility analysis Physics 72 Expired
US7608818B2 Compact gas chromatography and ion mobility based sample analysis systems, methods, and devices Physics 42 Active
US6727496B2 Pancake spectrometer Electricity 37 Expired
US7241989B2 Systems for differential ion mobility analysis Physics 32 Expired
US7274015B2 Capacitive discharge plasma ion source Electricity 27 Expired
US7091481B2 Method and apparatus for plasma generation Electricity 27 Expired
US7714284B2 Methods and apparatus for enhanced sample identification based on combined analytical techniques Physics 25 Expired
US7399958B2 Method and apparatus for enhanced ion mobility based sample analysis using various analyzer configurations Electricity 25 Active
US7579589B2 Ultra compact ion mobility based analyzer apparatus, method, and system Physics 25 Active
US7576319B2 Systems for differential ion mobility analysis Physics 24 Active
US7005632B2 Method and apparatus for control of mobility-based ion species identification Physics 20 Expired
US7119328B2 System for DMS peak resolution Physics 18 Expired
US7355170B2 Systems for differential ion mobility analysis Physics 17 Active
US7605367B2 Explosives detection using differential mobility spectrometry Physics 17 Active
US7456394B2 Compact sample analysis systems and related methods of using combined chromatography and mobility spectrometry techniques Physics 16 Expired
US7279680B2 Method and apparatus for plasma generation Electricity 16 Active
US7129482B2 Explosives detection using differential ion mobility spectrometry Physics 14 Expired
US7045776B2 System for collection of data and identification of unknown ion species in an electric field Physics 14 Expired
US7227134B2 Mobility based apparatus and methods using dispersion characteristics, sample fragmentation, and/or pressure control to improve analysis of a sample Physics 14 Expired
US7381944B2 Systems and methods for ion species analysis with enhanced condition control and data interpretation Physics 13 Expired
US7223970B2 Solid-state gas flow generator and related systems, applications, and methods Electricity 13 Expired
US7812305B2 Tandem differential mobility spectrometers and mass spectrometer for enhanced analysis Physics 13 Active
US7122794B1 Systems and methods for ion mobility control Physics 11 Expired
US7019291B2 NOx monitor using differential mobility spectrometry Emerging Cross-Sectional Technologies 9 Expired
US7157700B2 System for collection of data and identification of unknown ion species in an electric field Electricity 8 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.