Patent assignee · US · COMPANY

Virgin Instruments Corporation

23Patents
23Active
23Granted
49Portfolio score

Filing activity: May 1, 2007 → Jul 29, 2020 · 10 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7564028B2 Vacuum housing system for MALDI-TOF mass spectrometry Emerging Cross-Sectional Technologies 51 Active
US7663100B2 Reversed geometry MALDI TOF Electricity 33 Active
US7932491B2 Quantitative measurement of isotope ratios by time-of-flight mass spectrometry Electricity 29 Active
US7709789B2 TOF mass spectrometry with correction for trajectory error Electricity 26 Active
US8847155B2 Tandem time-of-flight mass spectrometry with simultaneous space and velocity focusing Electricity 19 Active
US7667195B2 High performance low cost MALDI MS-MS Electricity 14 Active
US7564026B2 Linear TOF geometry for high sensitivity at high mass Electricity 11 Active
US9214323B1 Method and apparatus for transporting sample plates between chambers of a mass spectrometer Electricity 10 Active
US7838824B2 TOF-TOF with high resolution precursor selection and multiplexed MS-MS Electricity 10 Active
US8735810B1 Time-of-flight mass spectrometer with ion source and ion detector electrically connected Electricity 9 Active
US7589319B2 Reflector TOF with high resolution and mass accuracy for peptides and small molecules Electricity 9 Active
US8399828B2 Merged ion beam tandem TOF-TOF mass spectrometer Electricity 7 Active
US9362095B1 Method and apparatus for transporting samples in a mass spectrometer Electricity 6 Active
US8461521B2 Linear time-of-flight mass spectrometry with simultaneous space and velocity focusing Electricity 6 Active
US9543138B2 Ion optical system for MALDI-TOF mass spectrometer Electricity 4 Active
US8674292B2 Reflector time-of-flight mass spectrometry with simultaneous space and velocity focusing Electricity 2 Active
US9443707B2 Method and apparatus for transporting samples in a mass spectrometer Physics 1 Active
US11105797B2 Ligand binding assays using MALDI-TOF mass spectrometry Physics 0 Active
US11133171B2 Method and apparatus for tandem mass spectrometry with MALDI-TOF ion source Electricity 0 Active
US11232940B2 Method and apparatus for surgical monitoring using MALDI-TOF mass spectrometry Human Necessities 0 Active
US10359440B2 Mass spectrometry method and apparatus for clinical diagnostic applications Physics 0 Active
US9691597B2 Electrically conductive and filtrating substrates for mass spectrometry Electricity 0 Active
US10991563B2 Molecular imaging of biological samples with sub-cellular spatial resolution and high sensitivity Electricity 0 Active

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