Takashi Yagyu

Person

Ushiku-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Dump truck body hoisting state display device
- Patent number 9,242,589
- Issue date Jan 26, 2016
- Hitachi Construction Machinery Co., Ltd.
- Yudai Itai
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Transport vehicle
- Patent number 9,174,562
- Issue date Nov 3, 2015
- Hitachi Construction Machinery, Co., Ltd.
- Hironori Uozu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Brake system in electric drive dump truck
- Patent number 8,376,476
- Issue date Feb 19, 2013
- Hitachi Construction Machinery Co., Ltd.
- Jun Ikeda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive system for electrically driven dump truck
- Patent number 8,265,849
- Issue date Sep 11, 2012
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive system for electrically driven dump truck
- Patent number 8,249,765
- Issue date Aug 21, 2012
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Transporter vehicle
- Patent number 8,104,842
- Issue date Jan 31, 2012
- Hitachi Construction Machinery Co., Ltd.
- Michio Fushiki
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Transporter vehicle
- Patent number 8,033,614
- Issue date Oct 11, 2011
- Hitachi Construction Machinery Co., Ltd.
- Yoshifumi Nabeshima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Drive system for electrically driven dump truck
- Patent number 7,863,837
- Issue date Jan 4, 2011
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electric drive system for vehicle, electric control system for vehi...
- Patent number 7,841,434
- Issue date Nov 30, 2010
- Hitachi, Ltd.
- Keizo Shimada
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic drive device for dump truck
- Patent number 7,797,935
- Issue date Sep 21, 2010
- Hitachi Construction Machinery Co., Ltd.
- Tomohiko Yasuda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic drive device for vertical pivoting movement of load carry...
- Patent number 7,740,323
- Issue date Jun 22, 2010
- Hitachi Construction Machinery Co., Ltd.
- Satoru Kaneko
- B60 - VEHICLES IN GENERAL
Information Patent Grant
AC drive apparatus, vehicle control apparatus, and power conversion...
- Patent number 7,315,144
- Issue date Jan 1, 2008
- Hitachi, Ltd.
- Kazuhiro Imaie
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control valve apparatus and pressure circuit
- Patent number 7,175,155
- Issue date Feb 13, 2007
- Hitachi Construction Machinery Co., Ltd.
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Measurement and display of load of excavating blasted ground
- Patent number 6,122,598
- Issue date Sep 19, 2000
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for diagnosing failure of hydraulic pump for work machine
- Patent number 6,055,851
- Issue date May 2, 2000
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
System for estimating residual service time of work vehicle
- Patent number 5,995,886
- Issue date Nov 30, 1999
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic pilot operation circuit and valve for quickly discharging...
- Patent number 5,081,905
- Issue date Jan 21, 1992
- Hitachi Construction Machinery Co., Ltd.
- Takashi Yagyu
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic fluid circuit of hydraulic shovel
- Patent number 4,534,268
- Issue date Aug 13, 1985
- Hitachi Construction Machinery Co., Ltd.
- Takashi Yagyu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic circuit of hydraulic power shovel
- Patent number 4,504,185
- Issue date Mar 12, 1985
- Hitachi Construction Machinery Co., Inc.
- Takashi Yagyu
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Dump Truck Body Hoisting State Display Device
- Publication number 20150025756
- Publication date Jan 22, 2015
- HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Yudai Itai
- B60 - VEHICLES IN GENERAL
Information Patent Application
TRANSPORT VEHICLE
- Publication number 20150015054
- Publication date Jan 15, 2015
- Hitachi Construction Machinery Co., Ltd.
- Hironori Uozu
- B60 - VEHICLES IN GENERAL
Information Patent Application
DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK
- Publication number 20100222951
- Publication date Sep 2, 2010
- Hitachi Construction Machinery Co., Ltd.
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Application
TRANSPORTER VEHICLE
- Publication number 20100026079
- Publication date Feb 4, 2010
- Hitachi Construction Machinery Co., Ltd.
- Yoshifumi Nabeshima
- B60 - VEHICLES IN GENERAL
Information Patent Application
TRANSPORTER VEHICLE
- Publication number 20100001573
- Publication date Jan 7, 2010
- Hitachi Construction Machinery Co., Ltd.
- Michio FUSHIKI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK
- Publication number 20090251090
- Publication date Oct 8, 2009
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRIC DRIVE SYSTEM FOR VEHICLE, ELECTRIC CONTROL SYSTEM FOR VEHI...
- Publication number 20090218966
- Publication date Sep 3, 2009
- Keizo Shimada
- B60 - VEHICLES IN GENERAL
Information Patent Application
BRAKE SYSTEM IN ELECTRIC DRIVE DUMP TRUCK
- Publication number 20090179486
- Publication date Jul 16, 2009
- Jun Ikeda
- B60 - VEHICLES IN GENERAL
Information Patent Application
Hydraulic Drive Device for Dump Truck
- Publication number 20090145121
- Publication date Jun 11, 2009
- Hitachi Construction Machinery Co., Ltd.
- Tomohiko Yasuda
- B60 - VEHICLES IN GENERAL
Information Patent Application
DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK
- Publication number 20090132116
- Publication date May 21, 2009
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Application
Hydraulic Drive Device for Vertical Pivoting Movement of Load Carry...
- Publication number 20090102273
- Publication date Apr 23, 2009
- Satoru Kaneko
- B60 - VEHICLES IN GENERAL
Information Patent Application
DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK
- Publication number 20090048064
- Publication date Feb 19, 2009
- Yasuo Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Application
AC drive apparatus, vehicle control apparatus, and power conversion...
- Publication number 20060181235
- Publication date Aug 17, 2006
- Kazuhiro Imaie
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electric drive system for vehicle, electric control system for vehi...
- Publication number 20060086547
- Publication date Apr 27, 2006
- Keizo Shimada
- B60 - VEHICLES IN GENERAL
Information Patent Application
Control valve apparatus and pressure circuit
- Publication number 20050242310
- Publication date Nov 3, 2005
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Takashi Yagyu

Person

Patents Grantslast 30 patents

Dump truck body hoisting state display device

Transport vehicle

Brake system in electric drive dump truck

Drive system for electrically driven dump truck

Drive system for electrically driven dump truck

Transporter vehicle

Transporter vehicle

Drive system for electrically driven dump truck

Electric drive system for vehicle, electric control system for vehi...

Hydraulic drive device for dump truck

Hydraulic drive device for vertical pivoting movement of load carry...

AC drive apparatus, vehicle control apparatus, and power conversion...

Control valve apparatus and pressure circuit

Measurement and display of load of excavating blasted ground

Apparatus for diagnosing failure of hydraulic pump for work machine

System for estimating residual service time of work vehicle

Hydraulic pilot operation circuit and valve for quickly discharging...

Hydraulic fluid circuit of hydraulic shovel

Hydraulic circuit of hydraulic power shovel

Patents Applicationslast 30 patents

Dump Truck Body Hoisting State Display Device

TRANSPORT VEHICLE

DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK

TRANSPORTER VEHICLE

TRANSPORTER VEHICLE

DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK

ELECTRIC DRIVE SYSTEM FOR VEHICLE, ELECTRIC CONTROL SYSTEM FOR VEHI...

BRAKE SYSTEM IN ELECTRIC DRIVE DUMP TRUCK

Hydraulic Drive Device for Dump Truck

DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK

Hydraulic Drive Device for Vertical Pivoting Movement of Load Carry...

DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK

AC drive apparatus, vehicle control apparatus, and power conversion...

Electric drive system for vehicle, electric control system for vehi...

Control valve apparatus and pressure circuit