Inventor · Hitachinaka, JP

Mitsugu Sato

129Patents
17h-index
140Co-inventors
89Inventor score

Filing activity: Jul 18, 1989 → Aug 2, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6538249B1 Image-formation apparatus using charged particle beams under various focus conditions Electricity 64 Expired
US7582885B2 Charged particle beam apparatus Electricity 55 Active
US6875984B2 Bio electron microscope and observation method of specimen Electricity 51 Expired
US5608218A Scanning electron microscope Electricity 43 Expired
US5903004A Energy dispersive X-ray analyzer Electricity 33 Expired
US6838667B2 Method and apparatus for charged particle beam microscopy Electricity 30 Expired
US6791084B2 Method and scanning electron microscope for measuring dimension of material on sample Electricity 29 Expired
US5894124A Scanning electron microscope and its analogous device Electricity 28 Expired
US6348690B1 Method and an apparatus of an inspection system using an electron beam Electricity 25 Expired
US6043491A Scanning electron microscope Electricity 23 Expired
US7449690B2 Inspection method and inspection apparatus using charged particle beam Electricity 20 Active
US5387793A Scanning electron microscope Electricity 20 Expired
US6864493B2 Charged particle beam alignment method and charged particle beam apparatus Electricity 18 Expired
US5670782A Scanning electron microscope and speciman observation method thereby Electricity 17 Expired
US6501077B1 Scanning electron microscope Electricity 17 Expired
US7339167B2 Charged particle beam apparatus Electricity 17 Active
US7381968B2 Charged particle beam apparatus and specimen holder Electricity 17 Expired
US6555816B1 Scanning electron microscope and sample observation method using the same Electricity 17 Expired
US4983832A Scanning electron microscope Electricity 16 Expired
US6166380A Resolving power evaluation method and specimen for electron microscope Electricity 16 Expired
US6787772B2 Scanning electron microscope Electricity 16 Expired
US6885001B2 Scanning electron microscope Electricity 12 Expired
US7034296B2 Method of forming a sample image and charged particle beam apparatus Electricity 12 Expired
US6627889B2 Apparatus and method for observing sample using electron beam Electricity 12 Expired
US7105816B2 Electron beam device Electricity 12 Expired

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