Masaaki Hirano

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tubular vibration-damping device
- Patent number 12,253,135
- Issue date Mar 18, 2025
- Sumitomo Riko Company Limited
- Masaaki Hirano
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
VIBRATION DAMPING DEVICE
- Publication number 20230415559
- Publication date Dec 28, 2023
- SUMITOMO RIKO COMPANY LIMITED
- Masaaki Hirano
- B60 - VEHICLES IN GENERAL
Information Patent Application
FLUID-FILLED CYLINDRICAL VIBRATION DAMPING DEVICE
- Publication number 20230407940
- Publication date Dec 21, 2023
- SUMITOMO RIKO COMPANY LIMITED
- Masaaki HIRANO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
TUBULAR VIBRATION-DAMPING DEVICE
- Publication number 20230296154
- Publication date Sep 21, 2023
- SUMITOMO RIKO COMPANY LIMITED
- Masaaki HIRANO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FLUID-FILLED VIBRATION DAMPING DEVICE
- Publication number 20230278413
- Publication date Sep 7, 2023
- SUMITOMO RIKO COMPANY LIMITED
- Masaaki Hirano
- B60 - VEHICLES IN GENERAL