Atsushi Naganuma

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Patents Grantslast 30 patents

Information Patent Grant
Variable displacement oil pump including swing member
- Patent number 11,905,948
- Issue date Feb 20, 2024
- Hitachi Astemo, Ltd.
- Koji Saga
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Variable capacity pump and working oil supply system for internal c...
- Patent number 11,215,178
- Issue date Jan 4, 2022
- Hitachi Astemo, Ltd.
- Yasushi Watanabe
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE DISPLACEMENT PUMP
- Publication number 20220316473
- Publication date Oct 6, 2022
- Hitachi Astemo, Ltd.
- Atsushi NAGANUMA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...