Inventor
EJIRI KOICHI
US31 patents
⚠️ This page may combine multiple inventors who share the name “EJIRI KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
22 patentsUS6574375B1Jun 3, 2003
Method for detecting inverted text images on a digital scanning device
RICOH KK155 citations99
US6466701B1Oct 15, 2002
System and method for displaying an image indicating a positional relation between partially overlapping images
RICOH KK262 citations98
US6104840AAug 15, 2000
Method and system for generating a composite image from partially overlapping adjacent images taken along a plurality of axes
RICOH KK94 citations98
US6361171B1Mar 26, 2002
Projector with adjustably positioned image plate
RICOH KK64 citations96
US6634559B2Oct 21, 2003
Data sheet and information management system using data sheet
RICOH KK43 citations95
US5563403AOct 8, 1996
Method and apparatus for detection of a skew angle of a document image using a regression coefficient
RICOH KK72 citations94
US7182464B2Feb 27, 2007
Projector with adjustably positioned image plate
RICOH KK16 citations93
US6830341B2Dec 14, 2004
Projector with adjustably positioned image plate
RICOH KK15 citations93
US6609797B2Aug 26, 2003
Projector with adjustably positioned image plate
RICOH KK30 citations93
US7271803B2Sep 18, 2007
Method and system for simulating stereographic vision
RICOH KK34 citations92
US6798924B2Sep 28, 2004
System and method for displaying an image indicating a positional relation between partially overlapping images
RICOH KK21 citations92
US4524454AJun 18, 1985
Method of assigning direction code to boundary picture element in character recognition system
RICOH KK27 citations92
US4381547AApr 26, 1983
Picture deforming process
RICOH KK53 citations92
US6948654B2Sep 27, 2005
Data sheet and information management system using data sheet
RICOH KK21 citations91
US4356555AOct 26, 1982
Method of restoring a picture cell by estimation with high density
RICOH KK29 citations91
US5592574AJan 7, 1997
Method and apparatus for expansion of white space in document images on a digital scanning device
RICOH KK23 citations88
US6366360B2Apr 2, 2002
Method and a system for correcting distortion aberrations in high resolution images
RICOH KK14 citations84
US4360883ANov 23, 1982
Method of restoring a picture cell by estimation with high density
RICOH KK28 citations80
US7298919B2Nov 20, 2007
System and method for displaying an image indicating a positional relation between partially overlapping images
RICOH KK6 citations73
US4366506ADec 28, 1982
Picture transfer method and apparatus therefor
RICOH KK20 citations73
US4271436AJun 2, 1981
Digital copying machine
RICOH KK16 citations69
US7529430B2May 5, 2009
System and method for displaying an image indicating a positional relation between partially overlapping images
RICOH KK2 citations62
RICOH CORP
6 patentsUS5452374ASep 19, 1995
Skew detection and correction of a document image representation
RICOH CORP128 citations99
US5335290AAug 2, 1994
Segmentation of text, picture and lines of a document image
RICOH CORP213 citations99
US5465304ANov 7, 1995
Segmentation of text, picture and lines of a document image
RICOH CORP107 citations98
US5854854ADec 29, 1998
Skew detection and correction of a document image representation
RICOH CORP55 citations96
US5182708AJan 26, 1993
Method and apparatus for classifying text
RICOH CORP79 citations96
USRE34842EJan 31, 1995
Facsimile remote diagnostic system
RICOH CORP3 citations57