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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Virus detection system and virus detection method using USB relay d...
Patent number
11,372,973
Issue date
Jun 28, 2022
Hitachi, Ltd.
Kei Takezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
USB management system and USB management method using USB relay device
Patent number
10,719,468
Issue date
Jul 21, 2020
Hitachi, Ltd.
Kei Takezawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Network system and communication band control method thereof
Patent number
6,975,648
Issue date
Dec 13, 2005
Hitachi, Ltd.
Hisao Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network system and communication band control method thereof
Patent number
6,798,787
Issue date
Sep 28, 2004
Hitachi, Ltd.
Hisao Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information processing system and method using time-varying databas...
Patent number
5,740,424
Issue date
Apr 14, 1998
Hitachi, Ltd.
Hiroshi Wataya
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
VIRUS DETECTION SYSTEM AND VIRUS DETECTION METHOD USING USB RELAY D...
Publication number
20200065488
Publication date
Feb 27, 2020
Hitachi, Ltd
Kei TAKEZAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
USB MANAGEMENT SYSTEM AND USB MANAGEMENT METHOD USING USB RELAY DEVICE
Publication number
20190278730
Publication date
Sep 12, 2019
Hitachi, Ltd
Kei TAKEZAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CHARGING SUPPORT SYSTEM AND CHARGING SUPPORT METHOD FOR ELECTRIC VE...
Publication number
20150298565
Publication date
Oct 22, 2015
Hitachi, Ltd
Kazuaki IWAMURA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEM OPERATION TRACING METHOD ON DISTRIBUTED SYSTEM
Publication number
20150169288
Publication date
Jun 18, 2015
Hitachi, Ltd
Hidenori Yamamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ELECTRIC POWER CONSUMPTION MANAGEMENT SYSTEM AND METHOD
Publication number
20140371933
Publication date
Dec 18, 2014
Hitachi, Ltd
Kazuaki IWAMURA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Network system and communication band control method thereof
Publication number
20040174889
Publication date
Sep 9, 2004
Hisao Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network system and communication band control method thereof
Publication number
20020012359
Publication date
Jan 31, 2002
Hisao Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE