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Hiroyuki Chiba
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Storage device, data-assurance control device, and data assurance m...
Patent number
7,317,588
Issue date
Jan 8, 2008
Fujitsu Limited
Tomoo Utsumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Data read device, read method and circuit controlling read device
Patent number
7,072,137
Issue date
Jul 4, 2006
Fujitsu Limited
Hiroyuki Chiba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for interprocessor communication
Patent number
5,867,656
Issue date
Feb 2, 1999
Hitachi, Ltd.
Masaaki Iwasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Partial broadcast method in parallel computer and a parallel comput...
Patent number
5,826,049
Issue date
Oct 20, 1998
Hitachi, Ltd.
Yasuhiro Ogata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Switching system for transferring broadcast packet held in broadcas...
Patent number
5,825,773
Issue date
Oct 20, 1998
Hitachi, Ltd.
Shin'ichi Shutoh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for intraprocessor communication
Patent number
5,659,777
Issue date
Aug 19, 1997
Hitachi, Ltd.
Masaaki Iwasaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Inter-processor communication method for transmitting data and proc...
Patent number
5,386,566
Issue date
Jan 31, 1995
Hitachi, Ltd.
Naoki Hamanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Parallel processor system having computing clusters and auxiliary c...
Patent number
5,377,333
Issue date
Dec 27, 1994
Hitachi, Ltd.
Junji Nakagoshi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF RESTORING DATA
Publication number
20090249161
Publication date
Oct 1, 2009
Fujitsu Limited
Hiroyuki Chiba
G11 - INFORMATION STORAGE
Information
Patent Application
STORAGE DEVICE, DATA-ASSURANCE CONTROL DEVICE, AND DATA ASSURANCE M...
Publication number
20070273999
Publication date
Nov 29, 2007
FUJITSU LIMITED
Tomoo Utsumi
G11 - INFORMATION STORAGE
Information
Patent Application
Data read device, read method and circuit controlling read device
Publication number
20030235098
Publication date
Dec 25, 2003
FUJITSU LIMITED
Hiroyuki Chiba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Access control method and system
Publication number
20030191936
Publication date
Oct 9, 2003
Yoshiaki Kawatsura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Signature verifying method and its apparatus
Publication number
20020157006
Publication date
Oct 24, 2002
Hitachi, Ltd
Yoshitaka Narishima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Electronic commerce system for using secure user certification
Publication number
20020069129
Publication date
Jun 6, 2002
Takeshi Akutsu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Payment processing method and system
Publication number
20020046189
Publication date
Apr 18, 2002
Hitachi, Ltd
Akira Morita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Apparatus and method for disribution of contents
Publication number
20020018566
Publication date
Feb 14, 2002
Hitachi, Ltd
Yoshiaki Kawatsura
G06 - COMPUTING CALCULATING COUNTING