Gen Yasuda

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Exhaust gas purifying device of work machine
- Patent number 10,865,680
- Issue date Dec 15, 2020
- Hitachi Construction Machinery Co., Ltd.
- Gen Yasuda
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pump control apparatus for hydraulic work machine, pump control met...
- Patent number 8,136,355
- Issue date Mar 20, 2012
- Hitachi Construction Machinery Co., Ltd.
- Gen Yasuda
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pump torque controller of hydraulic working machine
- Patent number 8,056,331
- Issue date Nov 15, 2011
- Hitachi Construction Machinery Co., Ltd.
- Kenji Kakizawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Displacement control signal correction method, displacement control...
- Patent number 7,979,229
- Issue date Jul 12, 2011
- Hitachi Construction Machinery Co., Ltd.
- Saimon Otaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Signal processing system for construction machine
- Patent number 7,020,553
- Issue date Mar 28, 2006
- Hitachi Construction Machinery Co., Ltd.
- Kazunori Nakamura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulique drive device
- Patent number 6,244,048
- Issue date Jun 12, 2001
- Hitachi Construction Machinery Co., Ltd.
- Sotaro Tanaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pump failure alarm system for hydraulic working machine
- Patent number 6,087,945
- Issue date Jul 11, 2000
- Hitachi Construction Machinery Co., Ltd.
- Gen Yasuda
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic drive system for construction machine
- Patent number 5,488,787
- Issue date Feb 6, 1996
- Hitachi Construction Machinery Co., Ltd.
- Yukio Aoyagi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic drive system with pressure compensating valve
- Patent number 5,289,679
- Issue date Mar 1, 1994
- Hitachi Construction Machinery Co., Ltd.
- Gen Yasuda
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic drive system for construction machines
- Patent number 5,056,312
- Issue date Oct 15, 1991
- Hitachi Construction Machinery Co., Ltd.
- Toichi Hirata
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Exhaust Gas Purifying Device of Work Machine
- Publication number 20200256230
- Publication date Aug 13, 2020
- Hitachi Construction Machinery Co., Ltd.
- Gen YASUDA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Pump Control Apparatus for Hydraulic Work Machine, Pump Control Met...
- Publication number 20100218494
- Publication date Sep 2, 2010
- Hitachi Construction Machinery Co., Ltd
- Gen Yasuda
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Pump Torque Controller of Hydraulic Working Machine
- Publication number 20090126361
- Publication date May 21, 2009
- HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Kenji Kakizawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Displacement control signal correction method, displacement control...
- Publication number 20070193263
- Publication date Aug 23, 2007
- Hitachi Construction Machinery Co., Ltd.
- Saimon Otaka
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Signal processing system for construction machine
- Publication number 20050071064
- Publication date Mar 31, 2005
- Kazunori Nakamura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Person

Patents Grantslast 30 patents

Exhaust gas purifying device of work machine

Pump control apparatus for hydraulic work machine, pump control met...

Pump torque controller of hydraulic working machine

Displacement control signal correction method, displacement control...

Signal processing system for construction machine

Hydraulique drive device

Pump failure alarm system for hydraulic working machine

Hydraulic drive system for construction machine

Hydraulic drive system with pressure compensating valve

Hydraulic drive system for construction machines

Patents Applicationslast 30 patents

Exhaust Gas Purifying Device of Work Machine

Pump Control Apparatus for Hydraulic Work Machine, Pump Control Met...

Pump Torque Controller of Hydraulic Working Machine

Displacement control signal correction method, displacement control...

Signal processing system for construction machine