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Toshihiro Yamada
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Welding management system
Patent number
12,042,877
Issue date
Jul 23, 2024
Hitachi, Ltd.
Ryoji Nakagawa
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Manufacturing monitoring assistance device, manufacturing monitorin...
Patent number
11,982,998
Issue date
May 14, 2024
Hitachi, Ltd.
Masanori Kitaoka
G05 - CONTROLLING REGULATING
Information
Patent Grant
Work operation analysis system and work operation analysis method
Patent number
11,651,317
Issue date
May 16, 2023
Hitachi, Ltd.
Hiroto Nagayoshi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Stress distribution measurement device and stress distribution meas...
Patent number
11,513,013
Issue date
Nov 29, 2022
Hitachi, Ltd.
Masanori Kitaoka
G01 - MEASURING TESTING
Information
Patent Grant
Welding monitoring system
Patent number
11,325,209
Issue date
May 10, 2022
Hitachi, Ltd.
Hisashi Endoh
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Joining process line monitoring system
Patent number
11,150,196
Issue date
Oct 19, 2021
Hitachi, Ltd.
Hisashi Endou
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Welding monitoring system and welding monitoring method
Patent number
11,029,254
Issue date
Jun 8, 2021
Hitachi, Ltd.
Ryoji Nakagawa
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Welding monitoring system and welding monitoring method
Patent number
10,935,500
Issue date
Mar 2, 2021
Hitachi, Ltd.
Ryoji Nakagawa
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electric power plant general control system
Patent number
7,146,257
Issue date
Dec 5, 2006
Kabushiki Kaisha Toshiba
Toshihiko Tanaka
G05 - CONTROLLING REGULATING
Information
Patent Grant
Power generating unit general monitor/control apparatus
Patent number
7,110,863
Issue date
Sep 19, 2006
Kabushiki Kaisha Toshiba
Toshihiko Tanaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Operation support system for power plant
Patent number
7,096,156
Issue date
Aug 22, 2006
Kabushiki Kaisha Toshiba
Shunji Hosaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
System and method for operating a plurality of power generation sta...
Patent number
6,965,308
Issue date
Nov 15, 2005
Kabushiki Kaisha Toshiba
Hiroshi Fukuda
G05 - CONTROLLING REGULATING
Information
Patent Grant
Transparent plate, process for the production thereof and their app...
Patent number
5,880,557
Issue date
Mar 9, 1999
Hitachi, Ltd.
Yoshishige Endo
G02 - OPTICS
Information
Patent Grant
Bearing unit, drainage pump and hydraulic turbine each incorporatin...
Patent number
5,839,880
Issue date
Nov 24, 1998
Hitachi, Ltd.
Ryoji Okada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ultrafine particle film, process for producing the same, transparen...
Patent number
5,742,118
Issue date
Apr 21, 1998
Hitachi, Ltd.
Yoshishige Endo
G02 - OPTICS
Information
Patent Grant
Process for forming ultrafine particle film, transparent plate and...
Patent number
5,707,685
Issue date
Jan 13, 1998
Hitachi, Ltd.
Yoshishige Endou
G02 - OPTICS
Information
Patent Grant
Ultra fine particles having uneven surfaces and treatment plate usi...
Patent number
5,612,128
Issue date
Mar 18, 1997
Hitachi, Ltd.
Yoshishige Endo
G02 - OPTICS
Information
Patent Grant
Drainage pump and a hydraulic turbine incorporating a bearing membe...
Patent number
5,458,460
Issue date
Oct 17, 1995
Hitachi, Ltd.
Ryoji Okada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Bearing unit, drainage pump and hydraulic turbine each incorporatin...
Patent number
5,346,316
Issue date
Sep 13, 1994
Hitachi, Ltd.
Ryoji Okada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Screw-type rotary fluid machine including rotors having treated sur...
Patent number
5,314,321
Issue date
May 24, 1994
Hitachi, Ltd.
Akihiko Yamamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Magnetic disk unit and manufacturing method of carriage structure t...
Patent number
5,301,078
Issue date
Apr 5, 1994
Hitachi, Ltd.
Toshiaki Makino
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of treating surfaces of rotors of the screw type rotary machine
Patent number
5,223,052
Issue date
Jun 29, 1993
Hitachi, Ltd.
Akihiko Yamamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Heat transfer member
Patent number
5,180,001
Issue date
Jan 19, 1993
Hitachi, Ltd.
Ryoji Okada
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Magnetically coupled pump and nuclear reactor incorporating said pump
Patent number
5,017,102
Issue date
May 21, 1991
Hitachi, Ltd.
Takashi Shimaguchi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Semiconductor cooling apparatus
Patent number
4,977,444
Issue date
Dec 11, 1990
Hitachi, Ltd.
Tadakatsu Nakajima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming cast article by slip casting
Patent number
4,883,621
Issue date
Nov 28, 1989
Hitachi, Ltd.
Tatsuo Natori
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Sealed structure and production method thereof
Patent number
4,872,606
Issue date
Oct 10, 1989
Hitachi, Ltd.
Motohiro Satoh
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method for bonding ceramics to each other or a ceramic to a metal
Patent number
4,871,107
Issue date
Oct 3, 1989
Hitachi, Ltd.
Toshihiro Yamada
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Slip casting method
Patent number
4,871,497
Issue date
Oct 3, 1989
Hitachi, Ltd.
Tatsuo Natori
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Process for preparing mold
Patent number
4,812,278
Issue date
Mar 14, 1989
Hitachi, Ltd.
Tatsuo Natori
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
SKELETON DETECTION SYSTEM AND WORK MANAGEMENT DEVICE
Publication number
20230109640
Publication date
Apr 6, 2023
Daicel Corporation
Yasutsugu Toyoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANUFACTURING MONITORING ASSISTANCE DEVICE, MANUFACTURING MONITORIN...
Publication number
20220057789
Publication date
Feb 24, 2022
Hitachi, Ltd
Masanori KITAOKA
G05 - CONTROLLING REGULATING
Information
Patent Application
Stress Distribution Measurement Device and Stress Distribution Meas...
Publication number
20210063255
Publication date
Mar 4, 2021
Hitachi, Ltd
Masanori KITAOKA
G01 - MEASURING TESTING
Information
Patent Application
JOINING PROCESS LINE MONITORING SYSTEM
Publication number
20210063316
Publication date
Mar 4, 2021
Hitachi, Ltd
Hisashi ENDOU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WORK OPERATION ANALYSIS SYSTEM AND WORK OPERATION ANALYSIS METHOD
Publication number
20200401981
Publication date
Dec 24, 2020
Hitachi, Ltd
Hiroto NAGAYOSHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WELDING MANAGEMENT SYSTEM
Publication number
20200361023
Publication date
Nov 19, 2020
Hitachi, Ltd
Ryoji NAKAGAWA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WELDING MONITORING SYSTEM
Publication number
20190210159
Publication date
Jul 11, 2019
Hitachi, Ltd
Hisashi ENDOH
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WELDING MONITORING SYSTEM AND WELDING MONITORING METHOD
Publication number
20180321162
Publication date
Nov 8, 2018
Hitachi, Ltd
Ryoji NAKAGAWA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WELDING MONITORING SYSTEM AND WELDING MONITORING METHOD
Publication number
20180113077
Publication date
Apr 26, 2018
Hitachi, Ltd
Ryoji NAKAGAWA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Electric power plant general control system
Publication number
20050228545
Publication date
Oct 13, 2005
Toshihiko Tanaka
G05 - CONTROLLING REGULATING
Information
Patent Application
Power generating unit general monitor/control apparatus
Publication number
20050159826
Publication date
Jul 21, 2005
Kabushiki Kaisha Toshiba
Toshihiko Tanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Operation support system for power plant
Publication number
20040204908
Publication date
Oct 14, 2004
Kabushiki Kaisha Toshiba
Shunji Hosaka
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
System and method for operating a plurality of power generation sta...
Publication number
20030117278
Publication date
Jun 26, 2003
Hiroshi Fukuda
G05 - CONTROLLING REGULATING
Information
Patent Application
Method for exchange information based on computer network
Publication number
20030097301
Publication date
May 22, 2003
Masahiro Kageyama
G06 - COMPUTING CALCULATING COUNTING