HITACHI MICROSOFTWARE SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 1197
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 1150

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5664074 Print control apparatus with error recovery function and its print control methodAug 28, 92Sep 02, 97[G06K]
5629714 Information processing systemFeb 28, 92May 13, 97[G09G]
5283892 Method and apparatus for file operationAug 17, 89Feb 01, 94[G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6504619 Print control apparatus with error recovery function and its print control methodExpiredJul 30, 97Jan 07, 03[G06K]
5608858 Method and system for registering and filing image dataExpiredApr 28, 95Mar 04, 97[G06T]
5428725 System for performing coordinate transformation of source image dataExpiredJul 27, 93Jun 27, 95[G06T]
5428727 Method and system for registering and filing image dataExpiredFeb 16, 93Jun 27, 95[G06F]
5243691 System for printing documentsExpiredDec 10, 90Sep 07, 93[G06F]
4990907 Method and apparatus for data transferExpiredAug 11, 88Feb 05, 91[H04Q, H04J]
4954818 Multi-window display control systemExpiredOct 20, 86Sep 04, 90[G06F]
4829468 Print control systemExpiredSep 18, 87May 09, 89[G06F]

Top Inventors for This Owner

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