Inventor · Irvine, CA, US

Ming Lei

216Patents
14h-index
190Co-inventors
89Inventor score

Filing activity: Jun 7, 1994 → Mar 13, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5880451A System and method for OCR assisted bar code decoding Physics 129 Expired
US6094509A Method and apparatus for decoding two-dimensional symbols in the spatial domain Emerging Cross-Sectional Technologies 89 Expired
US5515447A Method and apparatus for locating an acquisition target in two-dimensional images by detecting symmetry in two different directions Physics 47 Expired
US8291492B2 Authentication of a contributor of online content Physics 36 Active
US6244764A Method for data matrix print quality verification Physics 35 Expired
US8374383B2 Systems, devices, and/or methods for managing images Physics 32 Active
US8645396B2 Reputation scoring of an author Physics 31 Active
US5767497A Method and apparatus for decoding bar code symbols using ratio analysis of module size Physics 30 Expired
US11162859B2 System and method for measuring pressure of fluid flow Human Necessities 25 Active
US5992234A Detection of defects using resonant ultrasound spectroscopy at predicted high order modes Physics 18 Expired
US9280704B2 Communicating wireless pairing information for pairing an electronic device to a host system Electricity 18 Active
US5837896A Detection of defects using resonant ultrasound spectroscopy at predicted high order modes Physics 18 Expired
US7600230B2 System and method for managing security meta-data in a reverse proxy Electricity 18 Active
US8011583B2 Systems, devices, and/or methods for managing data matrix lighting Physics 16 Active
US8939363B2 Creating a virtual bar code from a physical bar code Physics 10 Active
US8864034B1 Barcode reader having multiple illumination systems and multiple sets of imaging optics Physics 9 Active
US9665760B1 Barcode-reading system Electricity 8 Active
US9271244B2 Method and apparatus for performing D2D communication Electricity 8 Active
US7437754B2 Web object access authorization protocol based on an HTTP validation model Electricity 7 Expired
US9286502B1 Barcode reader Physics 7 Active
US11165648B1 Facilitating network configuration testing Electricity 6 Active
US9082034B2 Barcode reader having multiple illumination systems and multiple sets of imaging optics Physics 6 Active
US8548851B2 Conversion path performance measures and reports Physics 6 Active
US8857720B1 Diffuse bright field illumination system for a barcode reader Physics 6 Active
US8910871B1 Barcode reader that reads electronically displayed barcodes differently than physically printed barcodes Physics 6 Active

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