Takashi UTSUNOMIYA

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Matsuyama-shi Ehime, JP

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Patents Grantslast 30 patents

Information Patent Grant
Soundproof material
- Patent number 12,027,148
- Issue date Jul 2, 2024
- Tangent Co., Ltd.
- Takashi Utsunomiya
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Vacuum insulating material and vacuum insulating glass
- Patent number 10,934,767
- Issue date Mar 2, 2021
- Tangent Co., Ltd.
- Takashi Utsunomiya
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
Soundproof Material
- Publication number 20210407489
- Publication date Dec 30, 2021
- Tangent Co., Ltd.
- Takashi UTSUNOMIYA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Vacuum Insulating Material and Vacuum Insulating Glass
- Publication number 20190330914
- Publication date Oct 31, 2019
- Tangent Co., Ltd.
- Takashi UTSUNOMIYA
- C03 - GLASS MINERAL OR SLAG WOOL