Haruna Higashi

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Tokyo, JP

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Patents Grantslast 30 patents

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

Patents Applicationslast 30 patents

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