Hiroyuki Chikugo

Person

Oyama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Detection device, mechanical device, and work vehicle
- Patent number 11,953,807
- Issue date Apr 9, 2024
- Komatsu Ltd.
- Hiroyuki Chikugo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Machine device state monitoring system and machine device state mon...
- Patent number 11,501,421
- Issue date Nov 15, 2022
- Komatsu Ltd.
- Hiroyuki Chikugo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hydraulic oil monitoring system and hydraulic oil monitoring method
- Patent number 11,401,700
- Issue date Aug 2, 2022
- Komatsu Ltd.
- Hiroyuki Chikugo
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Oil state detection device, work machine, management system, and oi...
- Patent number 10,996,164
- Issue date May 4, 2021
- Komatsu Ltd.
- Hiroyuki Chikugo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Mechanical device, working vehicle, and deterioration state estimat...
- Patent number 10,767,748
- Issue date Sep 8, 2020
- Komatsu Ltd.
- Hiroyuki Chikugo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic cylinder spool valve device
- Patent number 10,753,376
- Issue date Aug 25, 2020
- Komatsu Ltd.
- Shuuji Hori
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Mechanical device
- Patent number 10,655,514
- Issue date May 19, 2020
- Komatsu Ltd.
- Shuuji Hori
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Strainer device
- Patent number 10,391,431
- Issue date Aug 27, 2019
- Komatsu Ltd.
- Hiroyuki Chikugo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Blocking configuration of oil pressure circuit hole
- Patent number 9,599,225
- Issue date Mar 21, 2017
- Komatsu Ltd.
- Takuya Nohara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Steering device for wheel loader
- Patent number 9,309,647
- Issue date Apr 12, 2016
- Komatsu Ltd.
- Kota Imanishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Steering device for wheel loader
- Patent number 9,309,646
- Issue date Apr 12, 2016
- Komatsu Ltd.
- Kota Imanishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Steering device for wheel loader
- Patent number 9,309,648
- Issue date Apr 12, 2016
- Komatsu Ltd.
- Kota Imanishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Steering device for wheel loader
- Patent number 9,085,319
- Issue date Jul 21, 2015
- Komatsu Ltd.
- Kota Imanishi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Electric lever device
- Patent number 8,468,909
- Issue date Jun 25, 2013
- Komatsu Ltd.
- Shuuji Hori
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
DETECTION DEVICE, MECHANICAL DEVICE, AND WORK VEHICLE
- Publication number 20220091485
- Publication date Mar 24, 2022
- Komatsu Ltd.
- Hiroyuki Chikugo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HYDRAULIC OIL MONITORING SYSTEM AND HYDRAULIC OIL MONITORING METHOD
- Publication number 20210062476
- Publication date Mar 4, 2021
- Komatsu Ltd.
- Hiroyuki Chikugo
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MACHINE DEVICE STATE MONITORING SYSTEM AND MACHINE DEVICE STATE MON...
- Publication number 20210065352
- Publication date Mar 4, 2021
- Komatsu Ltd.
- Hiroyuki Chikugo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OIL STATE DETECTION DEVICE, WORK MACHINE, MANAGEMENT SYSTEM, AND OI...
- Publication number 20200232911
- Publication date Jul 23, 2020
- Komatsu Ltd.
- Hiroyuki Chikugo
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDRAULIC CYLINDER SPOOL VALVE DEVICE
- Publication number 20190003497
- Publication date Jan 3, 2019
- Komatsu Ltd.
- Shuuji Hori
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
OIL FILTER
- Publication number 20180296948
- Publication date Oct 18, 2018
- Komatsu Ltd.
- Akira Hasebe
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
MECHANICAL DEVICE
- Publication number 20180245490
- Publication date Aug 30, 2018
- Komatsu Ltd.
- Shuuji Hori
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
MECHANICAL DEVICE, WORKING VEHICLE, AND DETERIORATION STATE ESTIMAT...
- Publication number 20180156324
- Publication date Jun 7, 2018
- Komatsu Ltd.
- Hiroyuki Chikugo
- B60 - VEHICLES IN GENERAL
Information Patent Application
STRAINER DEVICE
- Publication number 20170296947
- Publication date Oct 19, 2017
- Komatsu Ltd.
- Hiroyuki Chikugo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
BLOCKING CONFIGURATION OF OIL PRESSURE CIRCUIT HOLE
- Publication number 20160245408
- Publication date Aug 25, 2016
- Komatsu Ltd.
- Takuya Nohara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
STROKE DETECTION DEVICE, STROKE DETECTION METHOD, STROKE DETECTION...
- Publication number 20150345991
- Publication date Dec 3, 2015
- Komatsu Ltd.
- Masato Kageyama
- G01 - MEASURING TESTING
Information Patent Application
STEERING DEVICE FOR WHEEL LOADER
- Publication number 20150259884
- Publication date Sep 17, 2015
- Komatsu Ltd.
- Kota Imanishi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
STEERING DEVICE FOR WHEEL LOADER
- Publication number 20150259885
- Publication date Sep 17, 2015
- Komatsu Ltd.
- Kota Imanishi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
STEERING DEVICE FOR WHEEL LOADER
- Publication number 20150259886
- Publication date Sep 17, 2015
- Komatsu Ltd.
- Kota Imanishi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
STEERING DEVICE OF WHEEL LOADER
- Publication number 20140083792
- Publication date Mar 27, 2014
- Komatsu Ltd.
- Kota Imanishi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
ELECTRIC LEVER
- Publication number 20110226087
- Publication date Sep 22, 2011
- Komatsu Ltd.
- Shuuji Hori
- G05 - CONTROLLING REGULATING

Hiroyuki Chikugo

Person

Patents Grantslast 30 patents

Detection device, mechanical device, and work vehicle

Machine device state monitoring system and machine device state mon...

Hydraulic oil monitoring system and hydraulic oil monitoring method

Oil state detection device, work machine, management system, and oi...

Mechanical device, working vehicle, and deterioration state estimat...

Hydraulic cylinder spool valve device

Mechanical device

Strainer device

Blocking configuration of oil pressure circuit hole

Steering device for wheel loader

Steering device for wheel loader

Steering device for wheel loader

Steering device for wheel loader

Electric lever device

Patents Applicationslast 30 patents

DETECTION DEVICE, MECHANICAL DEVICE, AND WORK VEHICLE

HYDRAULIC OIL MONITORING SYSTEM AND HYDRAULIC OIL MONITORING METHOD

MACHINE DEVICE STATE MONITORING SYSTEM AND MACHINE DEVICE STATE MON...

OIL STATE DETECTION DEVICE, WORK MACHINE, MANAGEMENT SYSTEM, AND OI...

HYDRAULIC CYLINDER SPOOL VALVE DEVICE

OIL FILTER

MECHANICAL DEVICE

MECHANICAL DEVICE, WORKING VEHICLE, AND DETERIORATION STATE ESTIMAT...

STRAINER DEVICE

BLOCKING CONFIGURATION OF OIL PRESSURE CIRCUIT HOLE

STROKE DETECTION DEVICE, STROKE DETECTION METHOD, STROKE DETECTION...

STEERING DEVICE FOR WHEEL LOADER

STEERING DEVICE FOR WHEEL LOADER

STEERING DEVICE FOR WHEEL LOADER

STEERING DEVICE OF WHEEL LOADER

ELECTRIC LEVER