Inventor · Portland, OR, US

Robert L. Gerlach

25Patents
13h-index
23Co-inventors
81Inventor score

Filing activity: Dec 24, 1975 → Sep 15, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6414307B1 Method and apparatus for enhancing yield of secondary ions Emerging Cross-Sectional Technologies 65 Expired
US6900447B2 Focused ion beam system with coaxial scanning electron microscope Electricity 53 Expired
US4659899A Vacuum-compatible air-cooled plasma device Electricity 28 Expired
US4412771A Sample transport system Emerging Cross-Sectional Technologies 27 Expired
US4048498A Scanning auger microprobe with variable axial aperture Electricity 26 Expired
US5241182A Precision electrostatic lens system and method of manufacture Electricity 23 Expired
US4810880A Direct imaging monochromatic electron microscope Electricity 21 Expired
US6797953B2 Electron beam system using multiple electron beams Electricity 19 Expired
US6946654B2 Collection of secondary electrons through the objective lens of a scanning electron microscope Electricity 19 Expired
US7009187B2 Particle detector suitable for detecting ions and electrons Electricity 17 Expired
US6683320B2 Through-the-lens neutralization for charged particle beam system Electricity 17 Expired
US4345152A Magnetic lens Electricity 14 Expired
US6710338B2 Focused ion beam system Electricity 14 Expired
US4205226A Auger electron spectroscopy Electricity 12 Expired
US5032724A Multichannel charged-particle analyzer Electricity 11 Expired
US6949756B2 Shaped and low density focused ion beams Electricity 10 Expired
US6977386B2 Angular aperture shaped beam system and method Electricity 8 Expired
US4296323A Secondary emission mass spectrometer mechanism to be used with other instrumentation Performing Operations; Transporting 8 Expired
US6797969B2 Multi-column FIB for nanofabrication applications Electricity 7 Expired
US4033904A Interchangeable specimen trays and apparatus for a vacuum type testing system Physics 5 Expired
US4882487A Direct imaging monochromatic electron microscope Electricity 3 Expired
US8164059B2 In-chamber electron detector Electricity 3 Active
US4806754A High luminosity spherical analyzer for charged particles Electricity 2 Expired
US10715771B1 Wide-gamut-color image formation and projection Electricity 1 Active
US8650975B2 Test specimen for testing through-thickness properties Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.