Masashi Okahisa

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Anti-vibration rubber composition and anti-vibration rubber member
- Patent number 11,965,077
- Issue date Apr 23, 2024
- Sumitomo Riko Company Limited
- Masashi Okahisa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
FLAME-RETARDANT VIBRATION ISOLATION RUBBER COMPOSITION AND FLAME-RE...
- Publication number 20230407058
- Publication date Dec 21, 2023
- SUMITOMO RIKO COMPANY LIMITED
- Fumitomo ITATSU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
VIBRATION ISOLATION RUBBER COMPOSITION AND VIBRATION ISOLATION RUBB...
- Publication number 20220056243
- Publication date Feb 24, 2022
- SUMITOMO RIKO COMPANY LIMITED
- Masashi OKAHISA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
VIBRATION ISOLATION RUBBER COMPOSITION AND VIBRATION ISOLATION RUBB...
- Publication number 20210371626
- Publication date Dec 2, 2021
- SUMITOMO RIKO COMPANY LIMITED
- Masashi OKAHISA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ANTI-VIBRATION RUBBER COMPOSITION AND ANTI-VIBRATION RUBBER MEMBER
- Publication number 20210206944
- Publication date Jul 8, 2021
- SUMITOMO RIKO COMPANY LIMITED
- Masashi Okahisa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...