Keiichi MATSUZAWA

Person

Arlington, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Data synchronization among file storages using stub files
- Patent number 9,460,106
- Issue date Oct 4, 2016
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data synchronization among file storages using stub files
- Patent number 8,856,073
- Issue date Oct 7, 2014
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing method and apparatus for remote storage system
- Patent number 8,812,677
- Issue date Aug 19, 2014
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
I/O conversion method and apparatus for storage system
- Patent number 8,683,174
- Issue date Mar 25, 2014
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus to manage object-based tiers
- Patent number 8,504,764
- Issue date Aug 6, 2013
- Hitachi, Ltd.
- Shinichi Hayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of managing a file access in a distributed file storage system
- Patent number 8,489,709
- Issue date Jul 16, 2013
- Hitachi, Ltd.
- Keiichi Matsuzawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
I/O conversion method and apparatus for storage system
- Patent number 8,423,727
- Issue date Apr 16, 2013
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
I/O conversion method and apparatus for storage system
- Patent number 8,281,105
- Issue date Oct 2, 2012
- Hitachi, Ltd.
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
STORAGE SYSTEM
- Publication number 20150331793
- Publication date Nov 19, 2015
- Hitachi, Ltd
- KEIICHI MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA SYNCHRONIZATION AMONG FILE STORAGES USING STUB FILES
- Publication number 20140379768
- Publication date Dec 25, 2014
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM
- Publication number 20120331203
- Publication date Dec 27, 2012
- Hitachi, Ltd
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA PROCESSING METHOD AND APPARATUS FOR REMOTE STORAGE SYSTEM
- Publication number 20120159480
- Publication date Jun 21, 2012
- Hitachi, Ltd
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA SYNCHRONIZATION AMONG FILE STORAGES USING STUB FILES
- Publication number 20120150799
- Publication date Jun 14, 2012
- Hitachi, Ltd
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of Managing A File Access In A Distributed File Storage System
- Publication number 20120072540
- Publication date Mar 22, 2012
- Hitachi, Ltd
- Keiichi Matsuzawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS TO MANAGE OBJECT-BASED TIERS
- Publication number 20120054407
- Publication date Mar 1, 2012
- Hitachi, Ltd
- Shinichi HAYASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM
- Publication number 20110231631
- Publication date Sep 22, 2011
- Hitachi, Ltd
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM
- Publication number 20110179250
- Publication date Jul 21, 2011
- Hitachi, Ltd
- Keiichi MATSUZAWA
- G06 - COMPUTING CALCULATING COUNTING

Keiichi MATSUZAWA

Person

Patents Grantslast 30 patents

Data synchronization among file storages using stub files

Data synchronization among file storages using stub files

Data processing method and apparatus for remote storage system

I/O conversion method and apparatus for storage system

Method and apparatus to manage object-based tiers

Method of managing a file access in a distributed file storage system

I/O conversion method and apparatus for storage system

I/O conversion method and apparatus for storage system

Patents Applicationslast 30 patents

STORAGE SYSTEM

DATA SYNCHRONIZATION AMONG FILE STORAGES USING STUB FILES

I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM

DATA PROCESSING METHOD AND APPARATUS FOR REMOTE STORAGE SYSTEM

DATA SYNCHRONIZATION AMONG FILE STORAGES USING STUB FILES

Method of Managing A File Access In A Distributed File Storage System

METHOD AND APPARATUS TO MANAGE OBJECT-BASED TIERS

I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM

I/O CONVERSION METHOD AND APPARATUS FOR STORAGE SYSTEM