Tadashi NISHIZAWA

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Patents Grantslast 30 patents

Information Patent Grant
Working machine
- Patent number 11,142,891
- Issue date Oct 12, 2021
- Hitachi Construction Machinery Co., Ltd.
- Tadashi Nishizawa
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Work Machine
- Publication number 20230366178
- Publication date Nov 16, 2023
- Hitachi Construction Machinery Co., Ltd.
- Teppei SAITOH
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
WORK MACHINE
- Publication number 20230358014
- Publication date Nov 9, 2023
- Hitachi Construction Machinery Co., Ltd.
- Ryu NARIKAWA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
WORKING MACHINE
- Publication number 20200048871
- Publication date Feb 13, 2020
- Hitachi Construction Machinery Co., Ltd.
- Tadashi NISHIZAWA
- B60 - VEHICLES IN GENERAL