Takashi OKUMURA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Work machine management system and work machine management device
- Patent number 12,091,841
- Issue date Sep 17, 2024
- Hitachi Construction Machinery Co., Ltd.
- Tomohiro Yoneda
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Component Service Life Prediction System and Maintenance Assistance...
- Publication number 20230333549
- Publication date Oct 19, 2023
- Hitachi Construction Machinery Co., Ltd.
- Takashi OKUMURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Work Machine Management System and Work Machine Management Device
- Publication number 20220307237
- Publication date Sep 29, 2022
- Hitachi Construction Machinery Co., Ltd.
- Tomohiro YONEDA
- G07 - CHECKING-DEVICES