Inventor
BESSHO GOROH
JP5 patents
Patents
5 patentsUS5563403AOct 8, 1996
Method and apparatus for detection of a skew angle of a document image using a regression coefficient
RICOH KK72 citations94
US5075895ADec 24, 1991
Method and apparatus for recognizing table area formed in binary image of document
RICOH KK37 citations90
US5351313ASep 27, 1994
Binarization method
RICOH KK19 citations81
US5097520AMar 17, 1992
Method of obtaining optimum threshold values
RICOH KK18 citations81
US7453594B2Nov 18, 2008
Document filing apparatus for storing information added to a document file
RICOH KK6 citations60