Inventor
MASUZAKI HIDEFUMI
JP35 patents
Patents
35 patentsUS5819054AOct 6, 1998
Storage system realizing scalability and fault tolerance
HITACHI LTD159 citations99
US5189404AFeb 23, 1993
Display apparatus with rotatable display screen
HITACHI LTD194 citations98
US5590317ADec 31, 1996
Document information compression and retrieval system and document information registration and retrieval method
HITACHI LTD121 citations97
US6094647AJul 25, 2000
Presearch type document search method and apparatus
HITACHI LTD66 citations96
US6012119AJan 4, 2000
Storage system
HITACHI LTD31 citations96
US5519857AMay 21, 1996
Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus
HITACHI LTD59 citations96
US5471549ANov 28, 1995
Method of detecting and correcting a direction of image data and document image filing system employing the same
HITACHI LTD69 citations96
US5181260AJan 19, 1993
Method for determining the amount of skew of image, method for correcting the same, and image data processing system
HITACHI LTD87 citations96
US5179649AJan 12, 1993
Method for generating title information entry format and method for filing images in image filing device
HITACHI LTD84 citations96
US5168533ADec 1, 1992
Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus
HITACHI LTD37 citations96
US5140644AAug 18, 1992
Character string retrieving system and method
HITACHI LTD88 citations96
US4975977ADec 4, 1990
Rotation processing method of image and system therefor
HITACHI LTD56 citations96
US4831368AMay 16, 1989
Display apparatus with rotatable display screen
HITACHI LTD103 citations96
US5125045AJun 23, 1992
Image processing system
HITACHI LTD99 citations94
US5539843AJul 23, 1996
Image processing system
HITACHI LTD36 citations93
US5150458ASep 22, 1992
Electronic image information filing apparatus displaying editing corrections
HITACHI LTD49 citations93
US6578100B1Jun 10, 2003
Storage system having plural buses
HITACHI LTD16 citations92
US5625810AApr 29, 1997
Data file apparatus for registering and retrieving data files in accordance with attribute information thereof
HITACHI LTD51 citations92
US5388167AFeb 7, 1995
Document image processing system and document image processing method
HITACHI LTD23 citations92
US5235681AAug 10, 1993
Image filing system for protecting partial regions of image data of a document
HITACHI LTD42 citations92
US5231482AJul 27, 1993
Image filing apparatus and method for thereby encoding and storing various documents
HITACHI LTD28 citations92
US5128748AJul 7, 1992
Image processing system and apparatus for processing color documents
HITACHI LTD42 citations92
US5029112AJul 2, 1991
Image information display system for displaying a plurality of image information pieces with a directed display state
HITACHI LTD44 citations92
US5369742ANov 29, 1994
Image file and retrieving apparatus and method
HITACHI LTD39 citations91
US5030944AJul 9, 1991
Display apparatus with rotatable display screen
HITACHI LTD19 citations82
US7444467B2Oct 28, 2008
Storage system having a semiconductor memory device which stores data and parity data permanently
HITACHI LTD4 citations74
US7120738B2Oct 10, 2006
Storage system having data format conversion function
HITACHI LTD9 citations74
US6581128B2Jun 17, 2003
Storage system
HITACHI LTD8 citations74
US5081449AJan 14, 1992
Method and apparatus for displaying image information
HITACHI LTD17 citations74
US5048101ASep 10, 1991
Electronic filing device
HITACHI LTD16 citations74
US5179683AJan 12, 1993
Retrieval apparatus including a plurality of retrieval units
HITACHI LTD9 citations73
US5335084AAug 2, 1994
Document image filing system having input color mode selecting capability
HITACHI LTD13 citations72
US4860114AAug 22, 1989
Method and apparatus for expanding two-dimensional compressional code
HITACHI LTD16 citations67
US4692944ASep 8, 1987
Image data processing system
HITACHI LTD12 citations67
US5109272AApr 28, 1992
Method of superimposing color images and color image processing apparatus
HITACHI LTD6 citations63