Shun Shirahata

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Tendo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker bracket, speaker frame, and speaker
- Patent number 11,381,893
- Issue date Jul 5, 2022
- Pioneer Corporation
- Hayami Kondo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bracket for automobile speaker
- Patent number D911155
- Issue date Feb 23, 2021
- Pioneer Corporation
- Hayami Kondo
- D08 - Tools and hardware

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER BRACKET, SPEAKER FRAME, AND SPEAKER
- Publication number 20230396905
- Publication date Dec 7, 2023
- Pioneer Corporation
- Hayami KONDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BRACKET FOR SPEAKER, FRAME FOR SPEAKER, AND SPEAKER
- Publication number 20210211789
- Publication date Jul 8, 2021
- PIONEER CORPORATION
- Hayami KONDO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE