Patent assignee · US · COMPANY

Multibeam Corporation

17Patents
16Active
17Granted
49Portfolio score

Filing activity: Apr 18, 2002 → Jul 27, 2015 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8384048B2 Charged particle beam deflection method with separate stage tracking and stage positional error signals Electricity 49 Active
US6777675B2 Detector optics for electron beam inspection system Electricity 33 Expired
US9478395B1 Alignment and registration targets for multiple-column charged particle beam lithography and inspection Electricity 18 Active
US7928404B2 Variable-ratio double-deflection beam blanker Electricity 15 Active
US9595419B1 Alignment and registration targets for multiple-column charged particle beam lithography and inspection Electricity 15 Active
US9466463B1 Charged particle beam substrate inspection using both vector and raster scanning Electricity 15 Active
US9556521B1 Precision deposition using miniature-column charged particle beam arrays Electricity 13 Active
US9620332B1 Charged particle beam substrate inspection using both vector and raster scanning Electricity 12 Active
US7941237B2 Flat panel display substrate testing system Physics 12 Active
US9207539B1 Automatic optimization of etch process for accelerated yield ramp with matched charged particle multi-beam systems Electricity 12 Active
US8999627B1 Matched multiple charged particle beam systems for lithographic patterning, inspection, and accelerated yield ramp Electricity 11 Active
US9466464B1 Precision substrate material removal using miniature-column charged particle beam arrays Electricity 11 Active
US9453281B1 Precision deposition using miniature-column charged particle beam arrays Electricity 10 Active
US8242457B2 Charged particle optics with azimuthally-varying third-order aberrations for generation of shaped beams Electricity 10 Active
US8999628B1 Automatic optimization of etch process for accelerated yield ramp with matched charged particle multi-beam systems Electricity 10 Active
US9673114B1 Precision substrate material removal using miniature-column charged particle beam arrays Electricity 10 Active
US9184027B1 Matched multiple charged particle beam systems for lithographic patterning, inspection, and accelerated yield ramp Electricity 10 Active

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