Patent assignee · US · COMPANY

GATAN, INC.

74Patents
38Active
74Granted
45Portfolio score

Filing activity: Aug 10, 1979 → Apr 6, 2021 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6768110B2 Ion beam milling system and method for electron microscopy specimen preparation Electricity 50 Expired
US5922179A Apparatus for etching and coating sample specimens for microscopic analysis Electricity 45 Expired
US5798524A Automated adjustment of an energy filtering transmission electron microscope Electricity 41 Expired
US5753924A Ultra-high tilt specimen cryotransfer holder for electron microscope Electricity 38 Expired
US5065029A Cooled CCD camera for an electron microscope Electricity 37 Expired
US4672797A Method and apparatus for securing and transferring grid specimens Physics 33 Expired
US5536941A Rotatable wide angle camera and prism assembly for electron microscopes Electricity 32 Expired
US6388262B1 Double tilt and rotate specimen holder for a transmission electron microscope Electricity 31 Expired
US5472566A Specimen holder and apparatus for two-sided ion milling system Electricity 30 Expired
US5300776A Autoadjusting electron microscope Electricity 26 Expired
US4851670A Energy-selected electron imaging filter Electricity 24 Expired
US4703181A Anti-drift device for side entry electron microscope specimen holders Electricity 23 Expired
US5097126A High resolution electron energy loss spectrometer Electricity 22 Expired
US4950901A Specimen cooling holder for side entry transmission electron microscopes Electricity 22 Expired
US5009743A Chemically-assisted ion beam milling system for the preparation of transmission electron microscope specimens Physics 22 Expired
US4833330A Anticontaminator for transmission electron microscopes Electricity 21 Expired
US4743756A Parallel-detection electron energy-loss spectrometer Electricity 21 Expired
US5517033A Apparatus for improved image resolution in electron microscopy Electricity 20 Expired
US5635720A Resolution-enhancement device for an optically-coupled image sensor for an electron microscope Electricity 18 Expired
US4996433A Specimen heating holder for electron microscopes Electricity 17 Expired
US4272682A Specimen elevator for an ion milling machine Physics 17 Expired
US6184524A Automated set up of an energy filtering transmission electron microscope Electricity 16 Expired
US6410925B1 Single tilt rotation cryotransfer holder for electron microscopes Electricity 16 Expired
US5818035A Optically coupled large-format solid state imaging apparatus having edges of an imaging device Electricity 15 Expired
US4797261A Multiple specimen cryotransfer holder for electron microscopes Electricity 14 Expired

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