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Kyoichi OHTSUKA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Solenoid operated device
Patent number
9,368,294
Issue date
Jun 14, 2016
Mitsubishi Electric Corporation
Kyoichi Ohtsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electromagnetic device and switching device using same
Patent number
9,293,243
Issue date
Mar 22, 2016
Mitsubishi Electric Corporation
Taehyun Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas insulated switchgear
Patent number
9,215,825
Issue date
Dec 15, 2015
Mitsubishi Electric Corporation
Koji Sano
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Dead tank vacuum circuit breaker
Patent number
9,136,674
Issue date
Sep 15, 2015
Mitsubishi Electric Corporation
Kyoichi Ohtsuka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Gas insulated breaking device
Patent number
8,314,355
Issue date
Nov 20, 2012
Mitsubishi Electric Corporation
Eiichi Nagao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Operating device that performs opening and closing operations of a...
Patent number
8,207,804
Issue date
Jun 26, 2012
Mitsubishi Electric Corporation
Kyoichi Ohtsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switchgear operating apparatuses
Patent number
6,610,949
Issue date
Aug 26, 2003
Mitsubishi Denki Kabushiki Kaisha
Tomohito Mori
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switch control device
Patent number
6,232,569
Issue date
May 15, 2001
Mitsubishi Denki Kabushiki Kaisha
Nobuya Nakajima
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ELECTROMAGNETIC DEVICE AND SWITCHING DEVICE USING SAME
Publication number
20150022297
Publication date
Jan 22, 2015
Mitsubishi Electric Corporation
Taehyun Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOLENOID OPERATED DEVICE
Publication number
20130214886
Publication date
Aug 22, 2013
MITSUBISHI ELECTRIC CORPORATION
Kyoichi Ohtsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GAS INSULATED SWITCHGEAR
Publication number
20130155640
Publication date
Jun 20, 2013
Mitsubishi Electric Corporation
Koji Sano
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DEAD TANK VACUUM CIRCUIT BREAKER
Publication number
20120160810
Publication date
Jun 28, 2012
MITSUBISHI ELECTRIC CORPORATION
Kyoichi Ohtsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GAS INSULATED BREAKING DEVICE
Publication number
20120012558
Publication date
Jan 19, 2012
Mitsubishi Denki Kabushiki Kaisha
Eiichi Nagao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPERATING DEVICE
Publication number
20100164659
Publication date
Jul 1, 2010
MITSUBISHI ELECTRIC CORPORATION
Kyoichi OHTSUKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Gas insulated breaking device
Publication number
20060260678
Publication date
Nov 23, 2006
Mitsubishi Denki Kabushiki Kaisha
Eiichi Nagao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switchgear operating apparatuses
Publication number
20030034242
Publication date
Feb 20, 2003
Mitsubishi Denki Kabushiki Kaisha
Tomohito Mori
H01 - BASIC ELECTRIC ELEMENTS