Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Electron beam observation device using pre-specimen magnetic field as image-forming lens and specimen observation method

Electron beam observation device using pre-specimen magnetic field as image-forming lens and specimen observation method

US Patent 7939801 · Granted May 10, 2011

Estimated economic value: $164,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Assembly method using assembly tool2023
Cleaning liquid, cleaning method, and method for producing semiconductor wafer2023
Electron microscope and sample observation method using the same2023
Shape correction device for frame body, and method for manufacturing electrolyte2023
Micro flow channel chip2022
Cleaning liquid, cleaning method, and method for producing semiconductor wafer2021
Cleaning agent composition for semiconductor device substrate, method of cleanin2021
Holography reconstruction method and program2021
Interferometric electron microscope2021
Particle beam device, observation method, and diffraction grating2021
Micro flow channel chip2021
Interference optical system unit, charged particle beam interference apparatus, 2020