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Chiaki Hirai
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Operation assistance method and system and recording medium for sto...
Patent number
6,799,183
Issue date
Sep 28, 2004
Hitachi, Ltd.
Yoshiro Oka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Rule generation system and method of generating rule
Patent number
5,802,509
Issue date
Sep 1, 1998
Hitachi, Ltd.
Akira Maeda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for completing a partially completed document...
Patent number
5,450,537
Issue date
Sep 12, 1995
Hitachi, Ltd.
Chiaki Hirai
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
WORK PROBLEM ANALYSIS SUPPORT SYSTEM
Publication number
20130317879
Publication date
Nov 28, 2013
Hitachi, Ltd
Hiromi UKAI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROJECT MANAGEMENT METHOD AND PROJECT MANAGEMENT SYSTEM
Publication number
20100017256
Publication date
Jan 21, 2010
Hitachi, Ltd
Daijiro Murata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Usability evaluation support method and system
Publication number
20060236241
Publication date
Oct 19, 2006
Etsuko Harada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Program development support system, program development support met...
Publication number
20060107191
Publication date
May 18, 2006
Takashi Hirooka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System, apparatus, method and program for evaluating usability to c...
Publication number
20050268172
Publication date
Dec 1, 2005
Hitachi, Ltd
Nozomi Uchinomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and system for linking project information
Publication number
20040205657
Publication date
Oct 14, 2004
Hitachi, Ltd.
Yutaka Kudo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Project management method and project management system
Publication number
20020178036
Publication date
Nov 28, 2002
Hitachi, Ltd
Daijiro Murata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Operation assistance method and system and recording medium for sto...
Publication number
20020059182
Publication date
May 16, 2002
Yoshiro Oka
G06 - COMPUTING CALCULATING COUNTING