Shuichi AKASAKA

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Meguro-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sound insulation sheet member and sound insulation structure using...
- Patent number 12,281,470
- Issue date Apr 22, 2025
- Mitsubishi Chemical Corporation
- Shogo Koga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound insulation sheet member and sound insulation structure using...
- Patent number 12,180,701
- Issue date Dec 31, 2024
- Mitsubishi Chemical Corporation
- Shogo Koga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound insulation sheet member and sound insulation structure using...
- Patent number 11,821,201
- Issue date Nov 21, 2023
- Mitsubishi Chemical Corporation
- Shogo Koga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound insulation sheet member and sound insulation structure using...
- Patent number 11,168,474
- Issue date Nov 9, 2021
- MITSUBISHI CHEMICAL CORPORATION
- Shogo Koga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
SOUND INSULATION SHEET MEMBER AND SOUND INSULATION STRUCTURE USING...
- Publication number 20240044131
- Publication date Feb 8, 2024
- MITSUBISHI CHEMICAL CORPORATION
- Shogo KOGA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND INSULATION SHEET MEMBER AND SOUND INSULATION STRUCTURE USING...
- Publication number 20240035273
- Publication date Feb 1, 2024
- MITSUBISHI CHEMICAL CORPORATION
- Shogo KOGA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND INSULATION SHEET MEMBER AND SOUND INSULATION STRUCTURE USING...
- Publication number 20220018120
- Publication date Jan 20, 2022
- MITSUBISHI CHEMICAL CORPORATION
- Shogo KOGA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND INSULATION SHEET MEMBER AND SOUND INSULATION STRUCTURE USING...
- Publication number 20180340328
- Publication date Nov 29, 2018
- MITSUBISHI CHEMICAL CORPORATION
- Shogo KOGA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS