Inventor · Redwood City, CA, US

John Cullen

32Patents
21h-index
13Co-inventors
82Inventor score

Filing activity: Aug 18, 1983 → Jun 17, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5806005A Wireless image transfer from a digital still video camera to a networked computer Electricity 404 Expired
US5933823A Image database browsing and query using texture analysis Emerging Cross-Sectional Technologies 293 Expired
US5335290A Segmentation of text, picture and lines of a document image Physics 149 Expired
US5893908A Document management system Emerging Cross-Sectional Technologies 145 Expired
US5978477A Automatic and transparent document archiving Emerging Cross-Sectional Technologies 136 Expired
US6397213B1 Search and retrieval using document decomposition Emerging Cross-Sectional Technologies 135 Expired
US5732230A Computer user interface for manipulating image fragments using drag, drop and merge operations Electricity 127 Expired
US5995978A Navigation system for document image database Emerging Cross-Sectional Technologies 95 Expired
US6574375B1 Method for detecting inverted text images on a digital scanning device Physics 84 Expired
US5452374A Skew detection and correction of a document image representation Physics 78 Expired
US7039856B2 Automatic document classification using text and images Physics 77 Expired
US4494650A Display package Human Necessities 73 Expired
US5465304A Segmentation of text, picture and lines of a document image Physics 72 Expired
US6199073A Automatic archiving of documents during their transfer between a peripheral device and a processing device Emerging Cross-Sectional Technologies 72 Expired
US6067385A System for aligning document images when scanned in duplex mode Electricity 50 Expired
US6006226A Method and system for document image feature extraction Emerging Cross-Sectional Technologies 49 Expired
US6704118B1 Method and system for automatically and transparently archiving documents and document meta data Emerging Cross-Sectional Technologies 42 Expired
US6665086B2 Automatic and transparent archiving of documents and document information Emerging Cross-Sectional Technologies 37 Expired
US6592629B1 Remote document image storage and retrieval system for a multifunctional peripheral Physics 35 Expired
US5694228A Document image processor with defect detection Electricity 32 Expired
US5854854A Skew detection and correction of a document image representation Physics 30 Expired
USRE39526E1 Wireless image transfer from a digital still video camera to a networked computer General 21 Expired
US5592574A Method and apparatus for expansion of white space in document images on a digital scanning device Physics 13 Expired
US6348980B1 System for aligning document images when scanned in duplex mode Electricity 10 Expired
US6957235B2 Automatic document archiving for a computer system Emerging Cross-Sectional Technologies 9 Expired

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