Inventor
MELEN ROGER D
US44 patents
⚠️ This page may combine multiple inventors who share the name “MELEN ROGER D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
31 patentsUS6320979B1Nov 20, 2001
Depth of field enhancement
CANON KK258 citations99
US6263121B1Jul 17, 2001
Archival and retrieval of similar documents
CANON KK153 citations99
US6205241B1Mar 20, 2001
Compression of stereoscopic images
CANON KK194 citations99
US6160909ADec 12, 2000
Depth control for stereoscopic images
CANON KK190 citations99
US6151423ANov 21, 2000
Character recognition with document orientation determination
CANON KK208 citations99
US6674892B1Jan 6, 2004
Correcting an epipolar axis for skew and offset
CANON KK143 citations98
US6631205B1Oct 7, 2003
Stereoscopic imaging in a portable document format
CANON KK92 citations97
US6426806B2Jul 30, 2002
Routing scanned documents with scanned control sheets
CANON KK63 citations96
US5867277AFeb 2, 1999
Reduced resolution document storage and retrieval system
CANON KK60 citations96
US5809172ASep 15, 1998
Non-linear aggregation mapping compression of image data and method
CANON KK84 citations96
US5619594AApr 8, 1997
Image processing system with on-the-fly JPEG compression
CANON KK64 citations96
US6437306B1Aug 20, 2002
Reducing motion artifacts by joining partial images in multiple scans
CANON KK37 citations93
US6275253B1Aug 14, 2001
Stereographic image compression with image moment normalization
CANON KK24 citations93
US6141440AOct 31, 2000
Disparity measurement with variably sized interrogation regions
CANON KK36 citations93
US6128071AOct 3, 2000
Range data recordation
CANON KK21 citations93
US5650799AJul 22, 1997
Programmable function keys for a networked imaging computer system
CANON KK46 citations93
US5257323AOct 26, 1993
Selection agent for a symbol determination system with multiple character recognition processors
CANON KK37 citations92
US6259814B1Jul 10, 2001
Image recognition through localized interpretation
CANON KK16 citations84
US6222938B1Apr 24, 2001
Compensating pixel records of related images for detecting images disparity, apparatus and method
CANON KK15 citations84
US6970847B1Nov 29, 2005
Business method for secure document folder distribution
CANON KK13 citations81
US6760469B1Jul 6, 2004
Flipping stereoscopic radiographs
CANON KK11 citations74
US6215825B1Apr 10, 2001
Stereographic image compression with image difference generation and lossy compression
CANON KK10 citations74
US5949554ASep 7, 1999
Hierarchical system for processing and dispatching task orders into a user network and method
CANON KK7 citations74
US5719960AFeb 17, 1998
System for dispatching task orders into a user network and method
CANON KK10 citations74
US6266445B1Jul 24, 2001
Classification-driven thresholding of a normalized grayscale image
CANON KK9 citations73
US5781659AJul 14, 1998
OCR classification based on transition ground data
CANON KK11 citations71
US5752079AMay 12, 1998
System for reading parameters from portable key module and transferring these parameters to controller to effect distribution and storage of electronic document data throughout network
CANON KK15 citations70
US6097844AAug 1, 2000
Stereographic image compression with adaptive control parameter generation
CANON KK5 citations63
US5912996AJun 15, 1999
Method of enhancing the signal-to-noise within the pixel image of a hand entered symbol
CANON KK2 citations63
US5519787AMay 21, 1996
Method of compressing image data having a uniform background tint
CANON KK5 citations63
US5487118AJan 23, 1996
Sequential extraction of strokes from a stroke based symbol apparatus and method
CANON KK6 citations63
CANON RESEARCH CENTER AMERICA
3 patentsUS5325167AJun 28, 1994
Record document authentication by microscopic grain structure and method
CANON RESEARCH CENTER AMERICA278 citations98
US5248139ASep 28, 1993
Document transport apparatus
CANON RESEARCH CENTER AMERICA9 citations72
US5046116ASep 3, 1991
Symbol analyzing system and method with data exclusion and confidence factors
CANON RESEARCH CENTER AMERICA4 citations62