Membership
Tour
Register
Log in
Mitsuru Ikezawa
Follow
Person
Asaka-shi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Volume allocation method
Patent number
7,844,711
Issue date
Nov 30, 2010
Hitachi, Ltd.
Ikuko Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for managing access and storage of worm files without sendin...
Patent number
7,836,023
Issue date
Nov 16, 2010
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Presence information sharing method and system
Patent number
7,716,293
Issue date
May 11, 2010
Hitachi, Ltd.
Kenji Kasuga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wide area distributed storage system for checking erasure of worm f...
Patent number
7,653,671
Issue date
Jan 26, 2010
Hitachi, Ltd.
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Presence data management method
Patent number
7,610,343
Issue date
Oct 27, 2009
Hitachi, Ltd.
Mitsuru Ikezawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Management of access to storage area of storage system
Patent number
7,594,070
Issue date
Sep 22, 2009
Hitachi, Ltd.
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for controlling data backup by user authorization
Patent number
7,392,427
Issue date
Jun 24, 2008
Hitachi, Ltd.
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for managing access and storage of worm files without sendin...
Patent number
7,249,119
Issue date
Jul 24, 2007
Hitachi, Ltd.
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video retrieval method and apparatus
Patent number
7,203,366
Issue date
Apr 10, 2007
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Layer-coded data transmitting apparatus
Patent number
6,975,645
Issue date
Dec 13, 2005
Hitachi, Ltd.
Toshiaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video retrieval method and apparatus
Patent number
6,766,057
Issue date
Jul 20, 2004
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Layer-coded data transmitting apparatus
Patent number
6,590,902
Issue date
Jul 8, 2003
Hitachi, Ltd.
Toshiaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video retrieval method and apparatus
Patent number
6,567,550
Issue date
May 20, 2003
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video retrieval method and apparatus
Patent number
6,424,744
Issue date
Jul 23, 2002
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Programmable network
Patent number
6,333,933
Issue date
Dec 25, 2001
Hitachi, Ltd.
Satoshi Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Programmable network
Patent number
6,262,983
Issue date
Jul 17, 2001
Hitachi, Ltd.
Satoshi Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Programmable network
Patent number
6,259,690
Issue date
Jul 10, 2001
Hitachi, Ltd.
Satoshi Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video retrieval method and apparatus
Patent number
6,192,151
Issue date
Feb 20, 2001
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video retrieval method and apparatus
Patent number
6,021,231
Issue date
Feb 1, 2000
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Video retrieval method and apparatus
Patent number
5,805,746
Issue date
Sep 8, 1998
Hitachi, Ltd.
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information network with server, call blocking, subscriber status,...
Patent number
5,790,803
Issue date
Aug 4, 1998
Hitachi, Ltd.
Shigeaki Kinoshita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Conference multimedia summary support system and method
Patent number
5,572,728
Issue date
Nov 5, 1996
Hitachi, Ltd.
Katsumi Tada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus for integrally controlling audio and video signals in rea...
Patent number
5,548,346
Issue date
Aug 20, 1996
Hitachi, Ltd.
Itaru Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for detecting a contour of a given subject to be separated f...
Patent number
5,471,535
Issue date
Nov 28, 1995
Institute for personalized information environment
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Storage usage exclusive method
Publication number
20080215767
Publication date
Sep 4, 2008
Hitachi, Ltd.
Akihisa Nagami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VOLUME ALLOCATION METHOD
Publication number
20080209041
Publication date
Aug 28, 2008
Ikuko KOBAYASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANAGEMENT OF ACCESS TO STORAGE AREA OF STORAGE SYSTEM
Publication number
20080115015
Publication date
May 15, 2008
Mitsuru IKEZAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM FOR MANAGING ACCESS AND STORAGE OF WORM FILES WITHOUT SENDIN...
Publication number
20080016149
Publication date
Jan 17, 2008
Hitachi, Ltd
Hidehisa SHITOMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Computer system, management computer, storage device and volume all...
Publication number
20070250678
Publication date
Oct 25, 2007
Atsushi Ueoka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Backup apparatus and backup method
Publication number
20070192553
Publication date
Aug 16, 2007
Hitachi, Ltd
Toshio Otani
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for controlling data backup by user authorization
Publication number
20060117220
Publication date
Jun 1, 2006
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and accelerating data search for data archive system
Publication number
20060074918
Publication date
Apr 6, 2006
Daiki Nakatsuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Device and method for port assignment
Publication number
20060056293
Publication date
Mar 16, 2006
Atsuya Kumagai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Computer, storage system, file management method done by the comput...
Publication number
20060020572
Publication date
Jan 26, 2006
Yohsuke Ishii
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system storing worm file
Publication number
20050240636
Publication date
Oct 27, 2005
Hidehisa Shitomi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Wide area distributed storage system for checking erasion of worm file
Publication number
20050216534
Publication date
Sep 29, 2005
Mitsuru Ikezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Presence information sharing method and system
Publication number
20050210113
Publication date
Sep 22, 2005
Kenji Kasuga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Presence data management method
Publication number
20050154698
Publication date
Jul 14, 2005
Mitsuru Ikezawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication relay method and relay device
Publication number
20050141531
Publication date
Jun 30, 2005
Hitachi, Ltd
Masafumi Kinoshita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video retrieval method and apparatus
Publication number
20040218814
Publication date
Nov 4, 2004
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Video retrieval method and apparatus
Publication number
20030192058
Publication date
Oct 9, 2003
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Video retrieval method and apparatus
Publication number
20020150310
Publication date
Oct 17, 2002
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Programmable network
Publication number
20010028650
Publication date
Oct 11, 2001
Satoshi Yoshizawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Video retrieval method and apparatus
Publication number
20010005428
Publication date
Jun 28, 2001
Takafumi Miyatake
G06 - COMPUTING CALCULATING COUNTING