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Katsumi Yoshida
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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication device and communication method for plant control system
Patent number
11,765,203
Issue date
Sep 19, 2023
Hitachi, Ltd.
Manabu Kubota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Downhole tool member for hydrocarbon resource recovery
Patent number
10,626,694
Issue date
Apr 21, 2020
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Grant
Member for hydrocarbon resource collection downhole tool
Patent number
10,030,464
Issue date
Jul 24, 2018
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sintered body
Patent number
9,969,652
Issue date
May 15, 2018
NIPPON YITRIUM CO., LTD.
Toyohiko Yano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Downhole tool member for hydrocarbon resource recovery
Patent number
9,574,418
Issue date
Feb 21, 2017
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Grant
Member for hydrocarbon resource collection downhole tool
Patent number
9,267,351
Issue date
Feb 23, 2016
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi unit controller
Patent number
8,742,886
Issue date
Jun 3, 2014
Hitachi, Ltd.
Yuta Sugimoto
G05 - CONTROLLING REGULATING
Information
Patent Grant
Fault diagnosis apparatus and fault diagnosis method of multi-chann...
Patent number
8,386,862
Issue date
Feb 26, 2013
Hitachi, Ltd.
Hisashi Terae
G05 - CONTROLLING REGULATING
Information
Patent Grant
Treatment apparatus for ship ballast water
Patent number
8,038,875
Issue date
Oct 18, 2011
Mitsui Engineering & Shipbuilding Co., Ltd.
Yasuwo Fukuyo
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Treatment system for ships' ballast water
Patent number
7,837,874
Issue date
Nov 23, 2010
The Japan Association of Marine Safety
Yasuwo Fukuyo
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
POS system including use of expiration dates in commodity codes
Patent number
5,126,935
Issue date
Jun 30, 1992
Hitachi, Ltd.
Takeshi Saitou
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
ALKENE MANUFACTURING METHOD
Publication number
20230312442
Publication date
Oct 5, 2023
Kureha Corporation
Kensuke SUZUKI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMMUNICATION DEVICE AND COMMUNICATION METHOD FOR PLANT CONTROL SYSTEM
Publication number
20220182411
Publication date
Jun 9, 2022
Hitachi, Ltd
Manabu KUBOTA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DOWNHOLE TOOL MEMBER FOR HYDROCARBON RESOURCE RECOVERY
Publication number
20180298714
Publication date
Oct 18, 2018
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYGLYCOLIC ACID RESIN COMPOSITION, MOLDED PRODUCT FOR WELL DRILLI...
Publication number
20180094132
Publication date
Apr 5, 2018
Kureha Corporation
TAKUMA KOBAYASHI
E21 - EARTH DRILLING MINING
Information
Patent Application
SINTERED BODY
Publication number
20170305796
Publication date
Oct 26, 2017
NIPPON YTTRIUM CO., LTD.
Toyohiko YANO
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
POLYGLYCOLIC ACID RESIN COMPOSITION, MOLDED PRODUCT FOR WELL DRILLI...
Publication number
20170306144
Publication date
Oct 26, 2017
Kureha Corporation
TAKUMA KOBAYASHI
E21 - EARTH DRILLING MINING
Information
Patent Application
MEMBER FOR HYDROCARBON RESOURCE COLLECTION DOWNHOLE TOOL
Publication number
20160108696
Publication date
Apr 21, 2016
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TOOL MEMBER FOR HYDROCARBON RESOURCE RECOVERY
Publication number
20150292292
Publication date
Oct 15, 2015
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Application
MEMBER FOR HYDROCARBON RESOURCE COLLECTION DOWNHOLE TOOL
Publication number
20150096741
Publication date
Apr 9, 2015
Kureha Corporation
Masayuki Okura
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI UNIT CONTROLLER
Publication number
20110320016
Publication date
Dec 29, 2011
Yuta SUGIMOTO
G05 - CONTROLLING REGULATING
Information
Patent Application
TREATMENT SYSTEM FOR SHIP'S BALLAST WATER
Publication number
20110139696
Publication date
Jun 16, 2011
The Japan Association of Marine Safety
Yasuwo Fukuyo
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
FAULT DIAGNOSIS APPARATUS AND FAULT DIAGNOSIS METHOD OF MULTI-CHANN...
Publication number
20100235699
Publication date
Sep 16, 2010
Hitachi, Ltd.
Hisashi TERAE
G05 - CONTROLLING REGULATING
Information
Patent Application
Treatment Apparatus for Ship Ballast Water
Publication number
20100006490
Publication date
Jan 14, 2010
Yasuwo Fukuyo
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT