P

Assignee

ELECTROSCAN CORP

US11 patents

Top patents by PatentIndex Score

US4720633AJan 19, 1988

Scanning electron microscope for visualization of wet samples

ELECTROSCAN CORP70 citations96
US5412211AMay 2, 1995

Environmental scanning electron microscope

ELECTROSCAN CORP83 citations94
US5362964ANov 8, 1994

Environmental scanning electron microscope

ELECTROSCAN CORP83 citations94
US5250808AOct 5, 1993

Integrated electron optical/differential pumping/imaging signal system for an environmental scanning electron microscope

ELECTROSCAN CORP63 citations94
US4992662AFeb 12, 1991

Multipurpose gaseous detector device for electron microscope

ELECTROSCAN CORP64 citations94
US4897545AJan 30, 1990

Electron detector for use in a gaseous environment

ELECTROSCAN CORP101 citations94
US4823006AApr 18, 1989

Integrated electron optical/differential pumping/imaging signal detection system for an environmental scanning electron microscope

ELECTROSCAN CORP75 citations94
US4785182ANov 15, 1988

Secondary electron detector for use in a gaseous atmosphere

ELECTROSCAN CORP83 citations92
US4880976ANov 14, 1989

Secondary electron detector for use in a gaseous atmosphere

ELECTROSCAN CORP45 citations89
US5173776ADec 22, 1992

Apparatus and method for improving the signal-to-noise ratio of video display signals

ELECTROSCAN CORP6 citations52
US4857743AAug 15, 1989

Disposable spray aperture

ELECTROSCAN CORP1 citations33