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Hidefumi Masuzaki
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Hadano, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Storage system having a semiconductor memory device which stores da...
Patent number
7,444,467
Issue date
Oct 28, 2008
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system having data format conversion function
Patent number
7,120,738
Issue date
Oct 10, 2006
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system
Patent number
6,581,128
Issue date
Jun 17, 2003
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system having plural buses
Patent number
6,578,100
Issue date
Jun 10, 2003
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Presearch type document search method and apparatus
Patent number
6,094,647
Issue date
Jul 25, 2000
Hitachi, Ltd.
Kanji Kato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system
Patent number
6,012,119
Issue date
Jan 4, 2000
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Storage system realizing scalability and fault tolerance
Patent number
5,819,054
Issue date
Oct 6, 1998
Hitachi, Ltd.
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data file apparatus for registering and retrieving data files in ac...
Patent number
5,625,810
Issue date
Apr 29, 1997
Hitachi, Ltd.
Yasuo Kurosu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document information compression and retrieval system and document...
Patent number
5,590,317
Issue date
Dec 31, 1996
Hitachi, Ltd.
Hiroaki Iguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing system
Patent number
5,539,843
Issue date
Jul 23, 1996
Hitachi, Ltd.
Tatsuya Murakami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hierarchical presearch type text search method and apparatus and ma...
Patent number
5,519,857
Issue date
May 21, 1996
Hitachi, Ltd.
Kanji Kato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of detecting and correcting a direction of image data and do...
Patent number
5,471,549
Issue date
Nov 28, 1995
Hitachi, Ltd.
Yasuo Kurosu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document image processing system and document image processing method
Patent number
5,388,167
Issue date
Feb 7, 1995
Hitachi, Ltd.
Masashi Koga
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image file and retrieving apparatus and method
Patent number
5,369,742
Issue date
Nov 29, 1994
Hitachi, Ltd.
Yasuo Kurosu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document image filing system having input color mode selecting capa...
Patent number
5,335,084
Issue date
Aug 2, 1994
Hitachi, Ltd.
Narihiro Munemasa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image filing system for protecting partial regions of image data of...
Patent number
5,235,681
Issue date
Aug 10, 1993
Hitachi, Ltd.
Hidefumi Masuzaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image filing apparatus and method for thereby encoding and storing...
Patent number
5,231,482
Issue date
Jul 27, 1993
Hitachi, Ltd.
Tatsuya Murakami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display apparatus with rotatable display screen
Patent number
5,189,404
Issue date
Feb 23, 1993
Hitachi, Ltd.
Tamon Masimo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Method for determining the amount of skew of image, method for corr...
Patent number
5,181,260
Issue date
Jan 19, 1993
Hitachi, Ltd.
Yasuo Kurosu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Retrieval apparatus including a plurality of retrieval units
Patent number
5,179,683
Issue date
Jan 12, 1993
Hitachi, Ltd.
Masaharu Murakami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for generating title information entry format and method for...
Patent number
5,179,649
Issue date
Jan 12, 1993
Hitachi, Ltd.
Hidefumi Masuzaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hierarchical presearch type text search method and apparatus and ma...
Patent number
5,168,533
Issue date
Dec 1, 1992
Hitachi, Ltd.
Kanji Kato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic image information filing apparatus displaying editing co...
Patent number
5,150,458
Issue date
Sep 22, 1992
Hitachi, Ltd.
Hidefumi Masuzaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Character string retrieving system and method
Patent number
5,140,644
Issue date
Aug 18, 1992
Hitachi, Ltd.
Hisamitsu Kawaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing system and apparatus for processing color documents
Patent number
5,128,748
Issue date
Jul 7, 1992
Hitachi, Ltd.
Tatsuya Murakami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing system
Patent number
5,125,045
Issue date
Jun 23, 1992
Hitachi, Ltd.
Tatsuya Murakami
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of superimposing color images and color image processing app...
Patent number
5,109,272
Issue date
Apr 28, 1992
Hitachi, Ltd.
Kazunori Kinoshita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for displaying image information
Patent number
5,081,449
Issue date
Jan 14, 1992
Hitachi, Ltd.
Yasuo Kurosu
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electronic filing device
Patent number
5,048,101
Issue date
Sep 10, 1991
Hitachi, Ltd.
Yasuo Kurosu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Display apparatus with rotatable display screen
Patent number
5,030,944
Issue date
Jul 9, 1991
Hitachi, Ltd.
Tamon Masimo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
Storage system
Publication number
20060248245
Publication date
Nov 2, 2006
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system
Publication number
20010056527
Publication date
Dec 27, 2001
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Storage system
Publication number
20010054136
Publication date
Dec 20, 2001
Tatuya Ninomiya
G06 - COMPUTING CALCULATING COUNTING