Hiroaki FUJISHIMA

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Tsuchiura-shi, Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Construction machine
- Patent number 12,031,296
- Issue date Jul 9, 2024
- Hitachi Construction Machinery Co., Ltd.
- Hiroaki Fujishima
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Construction machine
- Patent number 12,024,848
- Issue date Jul 2, 2024
- Hitachi Construction Machinery Co., Ltd.
- Hiroaki Fujishima
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Construction Machine
- Publication number 20220112679
- Publication date Apr 14, 2022
- Hitachi Construction Machinery Co., Ltd.
- Hiroaki FUJISHIMA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Construction Machine
- Publication number 20210381196
- Publication date Dec 9, 2021
- Hitachi Construction Machinery Co., Ltd.
- Hiroaki FUJISHIMA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING