Masato Yabu

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Branching unit and vehicular system
- Patent number 10,589,760
- Issue date Mar 17, 2020
- Hitachi Industrial Equipment Systems Co., Ltd.
- Takashi Sato
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Switching unit or switching gear
- Patent number 9,437,380
- Issue date Sep 6, 2016
- Hitachi, Ltd.
- Miki Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Operating device or vacuum switch
- Patent number 9,378,913
- Issue date Jun 28, 2016
- Hitachi, Ltd.
- Takashi Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Actuator for contactor
- Patent number 9,142,371
- Issue date Sep 22, 2015
- Hitachi, Ltd.
- Takamitsu Hae
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Switchgear
- Patent number 8,946,581
- Issue date Feb 3, 2015
- Hitachi, Ltd.
- Masato Yabu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Air circuit breaker
- Patent number 8,570,121
- Issue date Oct 29, 2013
- Hitachi, Ltd.
- Masashi Sawada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnet and actuating mechanism for switch device, using thereof
- Patent number 7,075,398
- Issue date Jul 11, 2006
- Hitachi, Ltd.
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnet and actuating mechanism for switch device, using thereof
- Patent number 6,940,376
- Issue date Sep 6, 2005
- Hitachi, Ltd.
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnet and actuating mechanism for switch device, using thereof
- Patent number 6,816,048
- Issue date Nov 9, 2004
- Hitachi, Ltd.
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Branching Unit and Vehicular System
- Publication number 20190144012
- Publication date May 16, 2019
- Hitachi Industrial Equipment Systems Co., Ltd.
- Takashi SATO
- B60 - VEHICLES IN GENERAL
Information Patent Application
Operating Device or Vacuum Switch
- Publication number 20150318132
- Publication date Nov 5, 2015
- Hitachi, Ltd
- Takashi SATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switching Unit or Switching Gear
- Publication number 20150102013
- Publication date Apr 16, 2015
- Hitachi, Ltd
- Miki Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ACTUATOR FOR CONTACTOR
- Publication number 20140361858
- Publication date Dec 11, 2014
- Hitachi, Ltd
- Takamitsu HAE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electrical Contacts, Manufacturing Methods Thereof, Electrodes, Vac...
- Publication number 20140076852
- Publication date Mar 20, 2014
- Hitachi, Ltd
- Shigeru KIKUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Switchgear
- Publication number 20130240485
- Publication date Sep 19, 2013
- Hitachi, Ltd
- Masato YABU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AIR CIRCUIT BREAKER
- Publication number 20120038438
- Publication date Feb 16, 2012
- Hitachi, Ltd.
- Masashi Sawada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnet and actuating mechanism for switch device, using thereof
- Publication number 20060208841
- Publication date Sep 21, 2006
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnet and actuating mechanism for switch device, using thereof
- Publication number 20040217834
- Publication date Nov 4, 2004
- Hitachi, Ltd.
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnet and actuating mechanism for switch device, using thereof
- Publication number 20040164828
- Publication date Aug 26, 2004
- Hitachi, Ltd.
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnet and actuating mechanism for switch device, using thereof
- Publication number 20020093408
- Publication date Jul 18, 2002
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnet and operating mechanism of switch therewith
- Publication number 20010017288
- Publication date Aug 30, 2001
- Ayumu Morita
- H01 - BASIC ELECTRIC ELEMENTS

Masato Yabu

Person

Patents Grantslast 30 patents

Branching unit and vehicular system

Switching unit or switching gear

Operating device or vacuum switch

Actuator for contactor

Switchgear

Air circuit breaker

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and actuating mechanism for switch device, using thereof

Patents Applicationslast 30 patents

Branching Unit and Vehicular System

Operating Device or Vacuum Switch

Switching Unit or Switching Gear

ACTUATOR FOR CONTACTOR

Electrical Contacts, Manufacturing Methods Thereof, Electrodes, Vac...

Switchgear

AIR CIRCUIT BREAKER

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and actuating mechanism for switch device, using thereof

Electromagnet and operating mechanism of switch therewith