Seita Hayashi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Bent-axis hydraulic pump motor
- Patent number 10,612,530
- Issue date Apr 7, 2020
- Komatsu Ltd.
- Seita Hayashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bent axis type axial piston pump/motor
- Patent number 9,194,381
- Issue date Nov 24, 2015
- Komatsu Ltd.
- Takuya Miyata
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Displacement control device for hydraulic pump and brake control de...
- Patent number 6,564,549
- Issue date May 20, 2003
- Komatsu Ltd.
- Shinobu Nagura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Travel drive apparatus for hydraulic drive work vehicles and contro...
- Patent number 6,226,987
- Issue date May 8, 2001
- Komatsu Ltd.
- Seita Hayashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Travel drive apparatus for hydraulic drive work vehicle and control...
- Patent number 6,209,675
- Issue date Apr 3, 2001
- Komatsu Ltd.
- Seita Hayashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Backpressure control circuit for hydraulic drive device
- Patent number 6,112,521
- Issue date Sep 5, 2000
- Komatsu Ltd.
- Seita Hayashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Counter balance valve
- Patent number 6,068,013
- Issue date May 30, 2000
- Komatsu Ltd.
- Mitsuru Arai
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Damper of hydraulic pilot valve
- Patent number 5,983,942
- Issue date Nov 16, 1999
- Komatsu Ltd.
- Masayoshi Mototani
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic circuit for hydraulically driven working vehicle
- Patent number 5,946,910
- Issue date Sep 7, 1999
- Komatsu Ltd.
- Seita Hayashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Driving device for a hydraulic motor
- Patent number 5,930,997
- Issue date Aug 3, 1999
- Komatsu Ltd.
- Seita Hayashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Capacity control device for a hydraulic motor for a hydraulically d...
- Patent number 5,907,952
- Issue date Jun 1, 1999
- Komatsu Ltd.
- Tosiyuki Akasaka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydraulic braking apparatus having two safety valves
- Patent number 5,884,984
- Issue date Mar 23, 1999
- Komatsu Ltd.
- Mitsuru Arai
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Damper of hydraulic pilot valve
- Patent number 5,845,680
- Issue date Dec 8, 1998
- Komatsu Ltd.
- Masayoshi Mototani
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Swash plate angle changing apparatus for a piston pump/motor of swa...
- Patent number 5,826,488
- Issue date Oct 27, 1998
- Komatsu Ltd.
- Mitsuru Arai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Electrical lever assembly
- Patent number 5,755,138
- Issue date May 26, 1998
- Komatsu Ltd.
- Masayoshi Mototani
- G05 - CONTROLLING REGULATING
Information Patent Grant
Coupling joint for an operative lever apparatus
- Patent number 5,597,261
- Issue date Jan 28, 1997
- Kabushiki Kaisha Komatsu Seisakusho
- Seita Hayashi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hydraulic pilot valve
- Patent number 5,558,127
- Issue date Sep 24, 1996
- Kabushiki Kaisha Komatsu Seisakusho
- Jun Maruyama
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
BENT-AXIS HYDRAULIC PUMP MOTOR
- Publication number 20180252271
- Publication date Sep 6, 2018
- Komatsu Ltd.
- Seita Hayashi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
BENT AXIS TYPE AXIAL PISTON PUMP/MOTOR
- Publication number 20150030471
- Publication date Jan 29, 2015
- Komatsu Ltd.
- Takuya Miyata
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Displacement control device for hydraulic pump and brake control de...
- Publication number 20010049318
- Publication date Dec 6, 2001
- Shinobu Nagura
- B60 - VEHICLES IN GENERAL

Seita Hayashi

Person

Patents Grantslast 30 patents

Bent-axis hydraulic pump motor

Bent axis type axial piston pump/motor

Displacement control device for hydraulic pump and brake control de...

Travel drive apparatus for hydraulic drive work vehicles and contro...

Travel drive apparatus for hydraulic drive work vehicle and control...

Backpressure control circuit for hydraulic drive device

Counter balance valve

Damper of hydraulic pilot valve

Hydraulic circuit for hydraulically driven working vehicle

Driving device for a hydraulic motor

Capacity control device for a hydraulic motor for a hydraulically d...

Hydraulic braking apparatus having two safety valves

Damper of hydraulic pilot valve

Swash plate angle changing apparatus for a piston pump/motor of swa...

Electrical lever assembly

Coupling joint for an operative lever apparatus

Hydraulic pilot valve

Patents Applicationslast 30 patents

BENT-AXIS HYDRAULIC PUMP MOTOR

BENT AXIS TYPE AXIAL PISTON PUMP/MOTOR

Displacement control device for hydraulic pump and brake control de...