Haruyo Kobayashi

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Kiryu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic control apparatus and hydraulic control method
- Patent number 10,801,494
- Issue date Oct 13, 2020
- Yamada Manufacturing Co., Ltd.
- Yuji Senbongi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE DISPLACEMENT OIL PUMP
- Publication number 20200109709
- Publication date Apr 9, 2020
- Yamada Manufacturing Co., Ltd.
- Ryosuke Osaki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HYDRAULIC CONTROL APPARATUS AND HYDRAULIC CONTROL METHOD
- Publication number 20190017596
- Publication date Jan 17, 2019
- Yamada Manufacturing Co., Ltd.
- Yuji Senbongi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES