Riichi NISHIKAWARA

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Shovel
- Patent number 11,781,288
- Issue date Oct 10, 2023
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi Nishikawara
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
EXCAVATOR
- Publication number 20240271392
- Publication date Aug 15, 2024
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi NISHIKAWARA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
EXCAVATOR
- Publication number 20240271390
- Publication date Aug 15, 2024
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi NISHIKAWARA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
EXCAVATOR
- Publication number 20240263424
- Publication date Aug 8, 2024
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi NISHIKAWARA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
EXCAVATOR
- Publication number 20240254729
- Publication date Aug 1, 2024
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi NISHIKAWARA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
SHOVEL
- Publication number 20220154429
- Publication date May 19, 2022
- SUMITOMO CONSTRUCTION MACHINERY CO., LTD.
- Riichi NISHIKAWARA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING