Kazuo Masai

Person

Kamakura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system of database divisional management for parallel da...
- Patent number 7,599,910
- Issue date Oct 6, 2009
- Hitachi, Ltd.
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data structure in database, database system for managing database a...
- Patent number 7,225,178
- Issue date May 29, 2007
- Hitachi, Ltd.
- Takayoshi Shimokawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disaster recovery processing method and apparatus and storage unit...
- Patent number 7,039,660
- Issue date May 2, 2006
- Hitachi, Ltd.
- Masaru Kitsuregawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disaster recovery processing method and apparatus and storage unit...
- Patent number 7,031,984
- Issue date Apr 18, 2006
- Hitachi, Ltd.
- Nobuo Kawamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Parallel database record distribution method and parallel database...
- Patent number 6,745,191
- Issue date Jun 1, 2004
- Hitachi, Ltd.
- Hideaki Kasao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Parallel data base record distribution method and parallel data bas...
- Patent number 6,584,457
- Issue date Jun 24, 2003
- Hitachi, Ltd.
- Hideaki Kasao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system of database divisional management for parallel da...
- Patent number 6,510,428
- Issue date Jan 21, 2003
- Hitachi, Ltd.
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system of database divisional management for parallel da...
- Patent number 6,192,359
- Issue date Feb 20, 2001
- Hitachi, Ltd.
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Parallel data base record distribution method and parallel data bas...
- Patent number 6,169,982
- Issue date Jan 2, 2001
- Hitachi, Ltd.
- Hideaki Kasao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of executing partition operations in a parallel database system
- Patent number 6,101,495
- Issue date Aug 8, 2000
- Hitachi, Ltd.
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Parallel data base record distribution method and parallel data bas...
- Patent number 5,987,462
- Issue date Nov 16, 1999
- Hitachi, Ltd.
- Hideaki Kasao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Random sampling method for use in a database processing system and...
- Patent number 5,890,150
- Issue date Mar 30, 1999
- Hitachi, Ltd.
- Kazutomo Ushijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system of database divisional management for parallel da...
- Patent number 5,813,005
- Issue date Sep 22, 1998
- Hitachi, Ltd.
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of processing a synchronization point in a database manageme...
- Patent number 5,778,388
- Issue date Jul 7, 1998
- Hitachi, Ltd.
- Nobuo Kawamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for concurrently performing a physical sequential scan of a...
- Patent number 5,717,918
- Issue date Feb 10, 1998
- Hitachi, Ltd.
- Hiroshi Takayama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed data base system of composite subsystem type, and metho...
- Patent number 5,333,314
- Issue date Jul 26, 1994
- Hitachi, Ltd.
- Kazuo Masai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Task execution control method for a multiprocessor system with enha...
- Patent number 5,274,809
- Issue date Dec 28, 1993
- Hitachi, Ltd.
- Masaaki Iwasaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed data base system of composite subsystem type, and metho...
- Patent number 5,065,311
- Issue date Nov 12, 1991
- Hitachi, Ltd.
- Kazuo Masai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed interactive processing method in complex system includi...
- Patent number 4,937,784
- Issue date Jun 26, 1990
- Hitachi, Ltd.
- Kazuo Masai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM OF DATABASE DIVISIONAL MANAGEMENT FOR PARALLEL DA...
- Publication number 20100042637
- Publication date Feb 18, 2010
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disaster recovery processing method and apparatus and storage unit...
- Publication number 20050193034
- Publication date Sep 1, 2005
- Masaru Kitsuregawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disaster recovery processing method and apparatus and storage unit...
- Publication number 20040139124
- Publication date Jul 15, 2004
- Nobuo Kawamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parallel database record distribution method and parallel database...
- Publication number 20030195893
- Publication date Oct 16, 2003
- Hideaki Kasao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data structure in database, database system for managing database a...
- Publication number 20020091675
- Publication date Jul 11, 2002
- TAKAYOSHI SHIMOKAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system of database divisional management for parallel da...
- Publication number 20010011268
- Publication date Aug 2, 2001
- Masashi Tsuchida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA STRUCTURE IN DATABASE, DATABASE SYSTEM FOR MANAGING DATABASE A...
- Publication number 20010011278
- Publication date Aug 2, 2001
- TAKAYOSHI SHIMOKAWA
- G06 - COMPUTING CALCULATING COUNTING

Kazuo Masai

Person

Patents Grantslast 30 patents

Method and system of database divisional management for parallel da...

Data structure in database, database system for managing database a...

Disaster recovery processing method and apparatus and storage unit...

Disaster recovery processing method and apparatus and storage unit...

Parallel database record distribution method and parallel database...

Parallel data base record distribution method and parallel data bas...

Method and system of database divisional management for parallel da...

Method and system of database divisional management for parallel da...

Parallel data base record distribution method and parallel data bas...

Method of executing partition operations in a parallel database system

Parallel data base record distribution method and parallel data bas...

Random sampling method for use in a database processing system and...

Method and system of database divisional management for parallel da...

Method of processing a synchronization point in a database manageme...

Method for concurrently performing a physical sequential scan of a...

Distributed data base system of composite subsystem type, and metho...

Task execution control method for a multiprocessor system with enha...

Distributed data base system of composite subsystem type, and metho...

Distributed interactive processing method in complex system includi...

Patents Applicationslast 30 patents

METHOD AND SYSTEM OF DATABASE DIVISIONAL MANAGEMENT FOR PARALLEL DA...

Disaster recovery processing method and apparatus and storage unit...

Disaster recovery processing method and apparatus and storage unit...

Parallel database record distribution method and parallel database...

Data structure in database, database system for managing database a...

Method and system of database divisional management for parallel da...

DATA STRUCTURE IN DATABASE, DATABASE SYSTEM FOR MANAGING DATABASE A...